Piotr Zygielo created SUREFIRE-2257:
---------------------------------------

             Summary: NPEx: Cannot invoke "Object.toString()" because "value" 
is null
                 Key: SUREFIRE-2257
                 URL: https://issues.apache.org/jira/browse/SUREFIRE-2257
             Project: Maven Surefire
          Issue Type: Bug
          Components: Maven Surefire Report Plugin
    Affects Versions: 3.5.0
            Reporter: Piotr Zygielo


On upgrading from 3.4.0 to 3.5.0 (so it works fine in 3.4.0), build breaks with 
following:
{code}
[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-site-plugin:3.20.0:site (default-site) on 
project X: Failed to render site: Error generating 
maven-surefire-report-plugin:3.5.0:report-only report: Cannot invoke 
"Object.toString()" because "value" is null -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal 
org.apache.maven.plugins:maven-site-plugin:3.20.0:site (default-site) on 
project X: Failed to render site
    at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 
(MojoExecutor.java:333)
    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)
Caused by: org.apache.maven.plugin.MojoExecutionException: Failed to render site
    at org.apache.maven.plugins.site.render.SiteMojo.execute (SiteMojo.java:119)
    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)
Caused by: org.apache.maven.doxia.siterenderer.RendererException: Error 
generating maven-surefire-report-plugin:3.5.0:report-only report
    at 
org.apache.maven.plugins.site.render.ReportDocumentRenderer.renderDocument 
(ReportDocumentRenderer.java:210)
    at org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.render 
(DefaultSiteRenderer.java:300)
    at org.apache.maven.plugins.site.render.SiteMojo.renderNonDoxiaDocuments 
(SiteMojo.java:282)
    at org.apache.maven.plugins.site.render.SiteMojo.renderLocale 
(SiteMojo.java:147)
    at org.apache.maven.plugins.site.render.SiteMojo.execute (SiteMojo.java:112)
    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)
Caused by: java.lang.NullPointerException: Cannot invoke "Object.toString()" 
because "value" is null
    at org.apache.maven.doxia.sink.impl.SinkUtils.getAttributeString 
(SinkUtils.java:188)
    at org.apache.maven.doxia.sink.impl.AbstractXmlSink.writeStartTag 
(AbstractXmlSink.java:126)
    at org.apache.maven.doxia.sink.impl.Xhtml5BaseSink.writeStartTag 
(Xhtml5BaseSink.java:1647)
    at org.apache.maven.doxia.sink.impl.AbstractXmlSink.writeStartTag 
(AbstractXmlSink.java:95)
    at org.apache.maven.doxia.sink.impl.Xhtml5BaseSink.anchor 
(Xhtml5BaseSink.java:1204)
    at org.apache.maven.doxia.sink.impl.AbstractSink.anchor 
(AbstractSink.java:354)
    at org.apache.maven.reporting.AbstractMavenReportRenderer.startSection 
(AbstractMavenReportRenderer.java:132)
    at org.apache.maven.reporting.AbstractMavenReportRenderer.startSection 
(AbstractMavenReportRenderer.java:116)
    at 
org.apache.maven.plugins.surefire.report.SurefireReportRenderer.renderSectionPackages
 (SurefireReportRenderer.java:220)
    at 
org.apache.maven.plugins.surefire.report.SurefireReportRenderer.renderBody 
(SurefireReportRenderer.java:119)
    at org.apache.maven.reporting.AbstractMavenReportRenderer.render 
(AbstractMavenReportRenderer.java:93)
    at 
org.apache.maven.plugins.surefire.report.AbstractSurefireReport.executeReport 
(AbstractSurefireReport.java:159)
    at org.apache.maven.reporting.AbstractMavenReport.generate 
(AbstractMavenReport.java:354)
    at 
org.apache.maven.plugins.site.render.ReportDocumentRenderer.renderDocument 
(ReportDocumentRenderer.java:199)
    at org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.render 
(DefaultSiteRenderer.java:300)
    at org.apache.maven.plugins.site.render.SiteMojo.renderNonDoxiaDocuments 
(SiteMojo.java:282)
    at org.apache.maven.plugins.site.render.SiteMojo.renderLocale 
(SiteMojo.java:147)
    at org.apache.maven.plugins.site.render.SiteMojo.execute (SiteMojo.java:112)
    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)
{code}

maven 3.9.3, jdk 21

I know of bisect, so please do not advise to do it. If I find the offending 
commit, I'll comment here.



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