[ 
https://issues.apache.org/jira/browse/GUACAMOLE-1819?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Mike Jumper updated GUACAMOLE-1819:
-----------------------------------
    Description: 
I'm installing Guacamole using classic method following the official manual 
(Section "Installing Guacamole natively" > guacamole-client. When I run "mvn 
package -e" I have the following error report:

{code:none}
[INFO] guacamole-client ................................... SUCCESS [  3.520 s]
[INFO] guacamole-common ................................... FAILURE [  3.646 s]
[INFO] guacamole-ext ...................................... SKIPPED
[INFO] guacamole-common-js ................................ SKIPPED
[INFO] guacamole .......................................... SKIPPED
[INFO] extensions ......................................... SKIPPED
[INFO] guacamole-auth-duo ................................. SKIPPED
[INFO] guacamole-auth-header .............................. SKIPPED
[INFO] guacamole-auth-jdbc ................................ SKIPPED
[INFO] guacamole-auth-jdbc-base ........................... SKIPPED
[INFO] guacamole-auth-jdbc-mysql .......................... SKIPPED
[INFO] guacamole-auth-jdbc-postgresql ..................... SKIPPED
[INFO] guacamole-auth-jdbc-sqlserver ...................... SKIPPED
[INFO] guacamole-auth-jdbc-dist ........................... SKIPPED
[INFO] guacamole-auth-json ................................ SKIPPED
[INFO] guacamole-auth-ldap ................................ SKIPPED
[INFO] guacamole-auth-quickconnect ........................ SKIPPED
[INFO] guacamole-auth-sso ................................. SKIPPED
[INFO] guacamole-auth-sso-base ............................ SKIPPED
[INFO] guacamole-auth-sso-cas ............................. SKIPPED
[INFO] guacamole-auth-sso-openid .......................... SKIPPED
[INFO] guacamole-auth-sso-saml ............................ SKIPPED
[INFO] guacamole-auth-sso-dist ............................ SKIPPED
[INFO] guacamole-auth-totp ................................ SKIPPED
[INFO] guacamole-history-recording-storage ................ SKIPPED
[INFO] guacamole-vault .................................... SKIPPED
[INFO] guacamole-vault-base ............................... SKIPPED
[INFO] guacamole-vault-ksm ................................ SKIPPED
[INFO] guacamole-vault-dist ............................... SKIPPED
[INFO] guacamole-example .................................. SKIPPED
[INFO] guacamole-playback-example ......................... SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  7.349 s
[INFO] Finished at: 2023-06-23T08:09:51+02:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-javadoc-plugin:3.2.0:jar (attach-javadocs) on 
project guacamole-common: MavenReportException: Error while generating Javadoc: 
[ERROR] Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax error: 
Bad for loop variable
[ERROR] 
[ERROR] Command line was: /usr/lib/jvm/default-java/bin/javadoc @options 
@packages
[ERROR] 
[ERROR] Refer to the generated Javadoc files in 
'/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir.
[ERROR] 
[ERROR] -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal 
org.apache.maven.plugins:maven-javadoc-plugin:3.2.0:jar (attach-javadocs) on 
project guacamole-common: MavenReportException: Error while generating Javadoc: 
Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax error: Bad for 
loop variable

Command line was: /usr/lib/jvm/default-java/bin/javadoc @options @packages

Refer to the generated Javadoc files in 
'/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir.

    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 
(MojoExecutor.java:375)
    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute 
(MojoExecutor.java:351)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:215)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:171)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:163)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:117)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:81)
    at 
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
 (SingleThreadedBuilder.java:56)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute 
(LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:298)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:568)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced 
(Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch 
(Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode 
(Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main 
(Launcher.java:348)
Caused by: org.apache.maven.plugin.MojoExecutionException: 
MavenReportException: Error while generating Javadoc: 
Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax error: Bad for 
loop variable

Command line was: /usr/lib/jvm/default-java/bin/javadoc @options @packages

Refer to the generated Javadoc files in 
'/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir.

    at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.failOnError 
(AbstractJavadocMojo.java:6814)
    at org.apache.maven.plugins.javadoc.JavadocJar.doExecute 
(JavadocJar.java:203)
    at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.execute 
(AbstractJavadocMojo.java:1935)
    at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo 
(DefaultBuildPluginManager.java:137)
    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 
(MojoExecutor.java:370)
    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute 
(MojoExecutor.java:351)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:215)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:171)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:163)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:117)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:81)
    at 
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
 (SingleThreadedBuilder.java:56)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute 
(LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:298)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:568)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced 
(Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch 
(Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode 
(Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main 
(Launcher.java:348)
Caused by: org.apache.maven.reporting.MavenReportException: 
Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax error: Bad for 
loop variable

Command line was: /usr/lib/jvm/default-java/bin/javadoc @options @packages

Refer to the generated Javadoc files in 
'/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir.

    at 
org.apache.maven.plugins.javadoc.AbstractJavadocMojo.doExecuteJavadocCommandLine
 (AbstractJavadocMojo.java:5861)
    at 
org.apache.maven.plugins.javadoc.AbstractJavadocMojo.executeJavadocCommandLine 
(AbstractJavadocMojo.java:5737)
    at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.executeReport 
(AbstractJavadocMojo.java:2176)
    at org.apache.maven.plugins.javadoc.JavadocJar.doExecute 
(JavadocJar.java:199)
    at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.execute 
(AbstractJavadocMojo.java:1935)
    at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo 
(DefaultBuildPluginManager.java:137)
    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 
(MojoExecutor.java:370)
    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute 
(MojoExecutor.java:351)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:215)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:171)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:163)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:117)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:81)
    at 
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
 (SingleThreadedBuilder.java:56)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute 
(LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:298)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:77)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:568)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced 
(Launcher.java:283)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch 
(Launcher.java:226)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode 
(Launcher.java:407)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main 
(Launcher.java:348)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please 
read the following articles:
_[ERROR] [Help 1] 
[http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException_]
[ERROR] 
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <args> -rf :guacamole-common
{code}

OS: Debian 12

Java: openjdk 17.0.6 2023-01-17

Architecture: 64-bit

  was:
I'm installing Guacamole using classic method following the official manual 
(Section "Installing Guacamole natively" > guacamole-client. When I run "mvn 
package -e" I have the following error report:

 

 

_[INFO] guacamole-client ................................... SUCCESS [  3.520 
s]_
_[INFO] guacamole-common ................................... FAILURE [  3.646 
s]_
_[INFO] guacamole-ext ...................................... SKIPPED_
_[INFO] guacamole-common-js ................................ SKIPPED_
_[INFO] guacamole .......................................... SKIPPED_
_[INFO] extensions ......................................... SKIPPED_
_[INFO] guacamole-auth-duo ................................. SKIPPED_
_[INFO] guacamole-auth-header .............................. SKIPPED_
_[INFO] guacamole-auth-jdbc ................................ SKIPPED_
_[INFO] guacamole-auth-jdbc-base ........................... SKIPPED_
_[INFO] guacamole-auth-jdbc-mysql .......................... SKIPPED_
_[INFO] guacamole-auth-jdbc-postgresql ..................... SKIPPED_
_[INFO] guacamole-auth-jdbc-sqlserver ...................... SKIPPED_
_[INFO] guacamole-auth-jdbc-dist ........................... SKIPPED_
_[INFO] guacamole-auth-json ................................ SKIPPED_
_[INFO] guacamole-auth-ldap ................................ SKIPPED_
_[INFO] guacamole-auth-quickconnect ........................ SKIPPED_
_[INFO] guacamole-auth-sso ................................. SKIPPED_
_[INFO] guacamole-auth-sso-base ............................ SKIPPED_
_[INFO] guacamole-auth-sso-cas ............................. SKIPPED_
_[INFO] guacamole-auth-sso-openid .......................... SKIPPED_
_[INFO] guacamole-auth-sso-saml ............................ SKIPPED_
_[INFO] guacamole-auth-sso-dist ............................ SKIPPED_
_[INFO] guacamole-auth-totp ................................ SKIPPED_
_[INFO] guacamole-history-recording-storage ................ SKIPPED_
_[INFO] guacamole-vault .................................... SKIPPED_
_[INFO] guacamole-vault-base ............................... SKIPPED_
_[INFO] guacamole-vault-ksm ................................ SKIPPED_
_[INFO] guacamole-vault-dist ............................... SKIPPED_
_[INFO] guacamole-example .................................. SKIPPED_
_[INFO] guacamole-playback-example ......................... SKIPPED_
_[INFO] 
------------------------------------------------------------------------_
_[INFO] BUILD FAILURE_
_[INFO] 
------------------------------------------------------------------------_
_[INFO] Total time:  7.349 s_
_[INFO] Finished at: 2023-06-23T08:09:51+02:00_
_[INFO] 
------------------------------------------------------------------------_
_[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-javadoc-plugin:3.2.0:jar (attach-javadocs) on 
project guacamole-common: MavenReportException: Error while generating 
Javadoc:_ 
_[ERROR] Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax 
error: Bad for loop variable_
_[ERROR]_ 
_[ERROR] Command line was: /usr/lib/jvm/default-java/bin/javadoc @options 
@packages_
_[ERROR]_ 
_[ERROR] Refer to the generated Javadoc files in 
'/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir._
_[ERROR]_ 
_[ERROR] -> [Help 1]_
_org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal 
org.apache.maven.plugins:maven-javadoc-plugin:3.2.0:jar (attach-javadocs) on 
project guacamole-common: MavenReportException: Error while generating 
Javadoc:_ 
_Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax error: Bad 
for loop variable_

_Command line was: /usr/lib/jvm/default-java/bin/javadoc @options @packages_

_Refer to the generated Javadoc files in 
'/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir._

    _at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 
(MojoExecutor.java:375)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute 
(MojoExecutor.java:351)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:215)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:171)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:163)_
    _at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:117)_
    _at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:81)_
    _at 
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
 (SingleThreadedBuilder.java:56)_
    _at org.apache.maven.lifecycle.internal.LifecycleStarter.execute 
(LifecycleStarter.java:128)_
    _at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:298)_
    _at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)_
    _at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)_
    _at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)_
    _at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)_
    _at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)_
    _at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)_
    _at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:77)_
    _at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)_
    _at java.lang.reflect.Method.invoke (Method.java:568)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced 
(Launcher.java:283)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.launch 
(Launcher.java:226)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode 
(Launcher.java:407)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.main 
(Launcher.java:348)_
_Caused by: org.apache.maven.plugin.MojoExecutionException: 
MavenReportException: Error while generating Javadoc:_ 
_Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax error: Bad 
for loop variable_

_Command line was: /usr/lib/jvm/default-java/bin/javadoc @options @packages_

_Refer to the generated Javadoc files in 
'/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir._

    _at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.failOnError 
(AbstractJavadocMojo.java:6814)_
    _at org.apache.maven.plugins.javadoc.JavadocJar.doExecute 
(JavadocJar.java:203)_
    _at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.execute 
(AbstractJavadocMojo.java:1935)_
    _at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo 
(DefaultBuildPluginManager.java:137)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 
(MojoExecutor.java:370)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute 
(MojoExecutor.java:351)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:215)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:171)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:163)_
    _at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:117)_
    _at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:81)_
    _at 
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
 (SingleThreadedBuilder.java:56)_
    _at org.apache.maven.lifecycle.internal.LifecycleStarter.execute 
(LifecycleStarter.java:128)_
    _at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:298)_
    _at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)_
    _at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)_
    _at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)_
    _at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)_
    _at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)_
    _at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)_
    _at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:77)_
    _at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)_
    _at java.lang.reflect.Method.invoke (Method.java:568)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced 
(Launcher.java:283)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.launch 
(Launcher.java:226)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode 
(Launcher.java:407)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.main 
(Launcher.java:348)_
_Caused by: org.apache.maven.reporting.MavenReportException:_ 
_Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax error: Bad 
for loop variable_

_Command line was: /usr/lib/jvm/default-java/bin/javadoc @options @packages_

_Refer to the generated Javadoc files in 
'/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir._

    _at 
org.apache.maven.plugins.javadoc.AbstractJavadocMojo.doExecuteJavadocCommandLine
 (AbstractJavadocMojo.java:5861)_
    _at 
org.apache.maven.plugins.javadoc.AbstractJavadocMojo.executeJavadocCommandLine 
(AbstractJavadocMojo.java:5737)_
    _at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.executeReport 
(AbstractJavadocMojo.java:2176)_
    _at org.apache.maven.plugins.javadoc.JavadocJar.doExecute 
(JavadocJar.java:199)_
    _at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.execute 
(AbstractJavadocMojo.java:1935)_
    _at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo 
(DefaultBuildPluginManager.java:137)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 
(MojoExecutor.java:370)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute 
(MojoExecutor.java:351)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:215)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:171)_
    _at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:163)_
    _at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:117)_
    _at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:81)_
    _at 
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
 (SingleThreadedBuilder.java:56)_
    _at org.apache.maven.lifecycle.internal.LifecycleStarter.execute 
(LifecycleStarter.java:128)_
    _at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:298)_
    _at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)_
    _at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)_
    _at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)_
    _at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)_
    _at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)_
    _at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)_
    _at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:77)_
    _at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)_
    _at java.lang.reflect.Method.invoke (Method.java:568)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced 
(Launcher.java:283)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.launch 
(Launcher.java:226)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode 
(Launcher.java:407)_
    _at org.codehaus.plexus.classworlds.launcher.Launcher.main 
(Launcher.java:348)_
_[ERROR]_ 
_[ERROR] Re-run Maven using the -X switch to enable full debug logging._
_[ERROR]_ 
_[ERROR] For more information about the errors and possible solutions, please 
read the following articles:_
_[ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException_
_[ERROR]_ 
_[ERROR] After correcting the problems, you can resume the build with the 
command_
_[ERROR]   mvn <args> -rf :guacamole-common_

 

OS: Debian 12

Java: openjdk 17.0.6 2023-01-17

Architecture: 64-bit


> javadoc issue while installing guacamole-client 1.5.2
> -----------------------------------------------------
>
>                 Key: GUACAMOLE-1819
>                 URL: https://issues.apache.org/jira/browse/GUACAMOLE-1819
>             Project: Guacamole
>          Issue Type: Bug
>          Components: guacamole-client
>    Affects Versions: 1.5.2
>         Environment: OS: Debian 12
> Java: openjdk 17.0.6 2023-01-17
> Architecture: 64-bit
>            Reporter: Riccardo Moroni
>            Priority: Major
>              Labels: guacamole-client, installation, javadoc
>
> I'm installing Guacamole using classic method following the official manual 
> (Section "Installing Guacamole natively" > guacamole-client. When I run "mvn 
> package -e" I have the following error report:
> {code:none}
> [INFO] guacamole-client ................................... SUCCESS [  3.520 
> s]
> [INFO] guacamole-common ................................... FAILURE [  3.646 
> s]
> [INFO] guacamole-ext ...................................... SKIPPED
> [INFO] guacamole-common-js ................................ SKIPPED
> [INFO] guacamole .......................................... SKIPPED
> [INFO] extensions ......................................... SKIPPED
> [INFO] guacamole-auth-duo ................................. SKIPPED
> [INFO] guacamole-auth-header .............................. SKIPPED
> [INFO] guacamole-auth-jdbc ................................ SKIPPED
> [INFO] guacamole-auth-jdbc-base ........................... SKIPPED
> [INFO] guacamole-auth-jdbc-mysql .......................... SKIPPED
> [INFO] guacamole-auth-jdbc-postgresql ..................... SKIPPED
> [INFO] guacamole-auth-jdbc-sqlserver ...................... SKIPPED
> [INFO] guacamole-auth-jdbc-dist ........................... SKIPPED
> [INFO] guacamole-auth-json ................................ SKIPPED
> [INFO] guacamole-auth-ldap ................................ SKIPPED
> [INFO] guacamole-auth-quickconnect ........................ SKIPPED
> [INFO] guacamole-auth-sso ................................. SKIPPED
> [INFO] guacamole-auth-sso-base ............................ SKIPPED
> [INFO] guacamole-auth-sso-cas ............................. SKIPPED
> [INFO] guacamole-auth-sso-openid .......................... SKIPPED
> [INFO] guacamole-auth-sso-saml ............................ SKIPPED
> [INFO] guacamole-auth-sso-dist ............................ SKIPPED
> [INFO] guacamole-auth-totp ................................ SKIPPED
> [INFO] guacamole-history-recording-storage ................ SKIPPED
> [INFO] guacamole-vault .................................... SKIPPED
> [INFO] guacamole-vault-base ............................... SKIPPED
> [INFO] guacamole-vault-ksm ................................ SKIPPED
> [INFO] guacamole-vault-dist ............................... SKIPPED
> [INFO] guacamole-example .................................. SKIPPED
> [INFO] guacamole-playback-example ......................... SKIPPED
> [INFO] 
> ------------------------------------------------------------------------
> [INFO] BUILD FAILURE
> [INFO] 
> ------------------------------------------------------------------------
> [INFO] Total time:  7.349 s
> [INFO] Finished at: 2023-06-23T08:09:51+02:00
> [INFO] 
> ------------------------------------------------------------------------
> [ERROR] Failed to execute goal 
> org.apache.maven.plugins:maven-javadoc-plugin:3.2.0:jar (attach-javadocs) on 
> project guacamole-common: MavenReportException: Error while generating 
> Javadoc: 
> [ERROR] Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax 
> error: Bad for loop variable
> [ERROR] 
> [ERROR] Command line was: /usr/lib/jvm/default-java/bin/javadoc @options 
> @packages
> [ERROR] 
> [ERROR] Refer to the generated Javadoc files in 
> '/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir.
> [ERROR] 
> [ERROR] -> [Help 1]
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute 
> goal org.apache.maven.plugins:maven-javadoc-plugin:3.2.0:jar 
> (attach-javadocs) on project guacamole-common: MavenReportException: Error 
> while generating Javadoc: 
> Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax error: Bad 
> for loop variable
> Command line was: /usr/lib/jvm/default-java/bin/javadoc @options @packages
> Refer to the generated Javadoc files in 
> '/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir.
>     at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 
> (MojoExecutor.java:375)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute 
> (MojoExecutor.java:351)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
> (MojoExecutor.java:215)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
> (MojoExecutor.java:171)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
> (MojoExecutor.java:163)
>     at 
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
> (LifecycleModuleBuilder.java:117)
>     at 
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
> (LifecycleModuleBuilder.java:81)
>     at 
> org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
>  (SingleThreadedBuilder.java:56)
>     at org.apache.maven.lifecycle.internal.LifecycleStarter.execute 
> (LifecycleStarter.java:128)
>     at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:298)
>     at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
>     at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
>     at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)
>     at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
>     at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
>     at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
>     at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
> (NativeMethodAccessorImpl.java:77)
>     at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
> (DelegatingMethodAccessorImpl.java:43)
>     at java.lang.reflect.Method.invoke (Method.java:568)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced 
> (Launcher.java:283)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.launch 
> (Launcher.java:226)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode 
> (Launcher.java:407)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.main 
> (Launcher.java:348)
> Caused by: org.apache.maven.plugin.MojoExecutionException: 
> MavenReportException: Error while generating Javadoc: 
> Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax error: Bad 
> for loop variable
> Command line was: /usr/lib/jvm/default-java/bin/javadoc @options @packages
> Refer to the generated Javadoc files in 
> '/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir.
>     at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.failOnError 
> (AbstractJavadocMojo.java:6814)
>     at org.apache.maven.plugins.javadoc.JavadocJar.doExecute 
> (JavadocJar.java:203)
>     at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.execute 
> (AbstractJavadocMojo.java:1935)
>     at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo 
> (DefaultBuildPluginManager.java:137)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 
> (MojoExecutor.java:370)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute 
> (MojoExecutor.java:351)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
> (MojoExecutor.java:215)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
> (MojoExecutor.java:171)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
> (MojoExecutor.java:163)
>     at 
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
> (LifecycleModuleBuilder.java:117)
>     at 
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
> (LifecycleModuleBuilder.java:81)
>     at 
> org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
>  (SingleThreadedBuilder.java:56)
>     at org.apache.maven.lifecycle.internal.LifecycleStarter.execute 
> (LifecycleStarter.java:128)
>     at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:298)
>     at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
>     at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
>     at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)
>     at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
>     at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
>     at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
>     at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
> (NativeMethodAccessorImpl.java:77)
>     at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
> (DelegatingMethodAccessorImpl.java:43)
>     at java.lang.reflect.Method.invoke (Method.java:568)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced 
> (Launcher.java:283)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.launch 
> (Launcher.java:226)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode 
> (Launcher.java:407)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.main 
> (Launcher.java:348)
> Caused by: org.apache.maven.reporting.MavenReportException: 
> Exit code: 2 - /usr/lib/jvm/default-java/bin/javadoc: 16: Syntax error: Bad 
> for loop variable
> Command line was: /usr/lib/jvm/default-java/bin/javadoc @options @packages
> Refer to the generated Javadoc files in 
> '/home/cedadmin/guacamole-client-1.5.2/guacamole-common/target/apidocs' dir.
>     at 
> org.apache.maven.plugins.javadoc.AbstractJavadocMojo.doExecuteJavadocCommandLine
>  (AbstractJavadocMojo.java:5861)
>     at 
> org.apache.maven.plugins.javadoc.AbstractJavadocMojo.executeJavadocCommandLine
>  (AbstractJavadocMojo.java:5737)
>     at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.executeReport 
> (AbstractJavadocMojo.java:2176)
>     at org.apache.maven.plugins.javadoc.JavadocJar.doExecute 
> (JavadocJar.java:199)
>     at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.execute 
> (AbstractJavadocMojo.java:1935)
>     at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo 
> (DefaultBuildPluginManager.java:137)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 
> (MojoExecutor.java:370)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute 
> (MojoExecutor.java:351)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
> (MojoExecutor.java:215)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
> (MojoExecutor.java:171)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
> (MojoExecutor.java:163)
>     at 
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
> (LifecycleModuleBuilder.java:117)
>     at 
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
> (LifecycleModuleBuilder.java:81)
>     at 
> org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
>  (SingleThreadedBuilder.java:56)
>     at org.apache.maven.lifecycle.internal.LifecycleStarter.execute 
> (LifecycleStarter.java:128)
>     at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:298)
>     at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
>     at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
>     at org.apache.maven.cli.MavenCli.execute (MavenCli.java:960)
>     at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:293)
>     at org.apache.maven.cli.MavenCli.main (MavenCli.java:196)
>     at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
>     at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
> (NativeMethodAccessorImpl.java:77)
>     at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
> (DelegatingMethodAccessorImpl.java:43)
>     at java.lang.reflect.Method.invoke (Method.java:568)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced 
> (Launcher.java:283)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.launch 
> (Launcher.java:226)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode 
> (Launcher.java:407)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.main 
> (Launcher.java:348)
> [ERROR] 
> [ERROR] Re-run Maven using the -X switch to enable full debug logging.
> [ERROR] 
> [ERROR] For more information about the errors and possible solutions, please 
> read the following articles:
> _[ERROR] [Help 1] 
> [http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException_]
> [ERROR] 
> [ERROR] After correcting the problems, you can resume the build with the 
> command
> [ERROR]   mvn <args> -rf :guacamole-common
> {code}
> OS: Debian 12
> Java: openjdk 17.0.6 2023-01-17
> Architecture: 64-bit



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