garydgregory opened a new issue, #130:
URL: https://github.com/apache/maven-changes-plugin/issues/130
### Affected version
3.0.0-M3
### Bug description
Whatever the actual problem is, the plugin should log an actionable error
message instead of throwing a `NullPointerException`.
```
auncher.Launcher.launch (Launcher.java:201)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode
(Launcher.java:361)
at org.codehaus.plexus.classworlds.launcher.Launcher.main
(Launcher.java:314)
Caused by: java.lang.NullPointerException: Cannot invoke
"java.lang.CharSequence.toString()" because "target" is null
at java.lang.String.replace (String.java:3085)
at jdk.internal.reflect.DirectMethodHandleAccessor.invoke
(DirectMethodHandleAccessor.java:103)
at java.lang.reflect.Method.invoke (Method.java:580)
at
org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke
(UberspectImpl.java:571)
at
org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke
(UberspectImpl.java:554)
at org.apache.velocity.runtime.parser.node.ASTMethod.execute
(ASTMethod.java:221)
at org.apache.velocity.runtime.parser.node.ASTReference.execute
(ASTReference.java:368)
at org.apache.velocity.runtime.parser.node.ASTReference.value
(ASTReference.java:704)
at org.apache.velocity.runtime.parser.node.ASTExpression.value
(ASTExpression.java:75)
at org.apache.velocity.runtime.parser.node.ASTSetDirective.render
(ASTSetDirective.java:242)
at org.apache.velocity.runtime.parser.node.SimpleNode.render
(SimpleNode.java:439)
at org.apache.velocity.Template.merge (Template.java:358)
at org.apache.velocity.Template.merge (Template.java:262)
at
org.apache.maven.plugins.changes.announcement.AnnouncementMojo.processTemplate
(AnnouncementMojo.java:624)
at
org.apache.maven.plugins.changes.announcement.AnnouncementMojo.doGenerate
(AnnouncementMojo.java:579)
at
org.apache.maven.plugins.changes.announcement.AnnouncementMojo.doGenerate
(AnnouncementMojo.java:536)
at
org.apache.maven.plugins.changes.announcement.AnnouncementMojo.execute
(AnnouncementMojo.java:519)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo
(DefaultBuildPluginManager.java:126)
at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2
(MojoExecutor.java:328)
at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute
(MojoExecutor.java:316)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:212)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:174)
at org.apache.maven.lifecycle.internal.MojoExecutor.access$000
(MojoExecutor.java:75)
at org.apache.maven.lifecycle.internal.MojoExecutor$1.run
(MojoExecutor.java:162)
at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute
(DefaultMojosExecutionStrategy.java:39)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:159)
at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:105)
at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:73)
at
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
(SingleThreadedBuilder.java:53)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute
(LifecycleStarter.java:118)
at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261)
at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173)
at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101)
at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906)
at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283)
at org.apache.maven.cli.MavenCli.main (MavenCli.java:206)
at jdk.internal.reflect.DirectMethodHandleAccessor.invoke
(DirectMethodHandleAccessor.java:103)
at java.lang.reflect.Method.invoke (Method.java:580)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced
(Launcher.java:255)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch
(Launcher.java:201)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode
(Launcher.java:361)
at org.codehaus.plexus.classworlds.launcher.Launcher.main
(Launcher.java:314)
```
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
