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Andrei commented on MCHECKSTYLE-310: ------------------------------------ works fine with checkstyle 6.11. The issue can be closed. > Parrallel build failing with various errors > ------------------------------------------- > > Key: MCHECKSTYLE-310 > URL: https://issues.apache.org/jira/browse/MCHECKSTYLE-310 > Project: Maven Checkstyle Plugin > Issue Type: Bug > Components: checkstyle:check > Affects Versions: 2.15, 2.16 > Reporter: Andrei > > I build my project using **maven** with **-T** option. Sometimes the build > failed with random **checkstyle** error. > Just in case attaching stacktraces: > {quote} > [ERROR] Failed to execute goal > org.apache.maven.plugins:maven-checkstyle-plugin:2.16:check (validate) on > project yyy-1: Execution validate of goal > org.apache.maven.plugins:maven-checkstyle-plugin:2.16:check failed. > NullPointerException -> [Help 1] > org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute > goal org.apache.maven.plugins:maven-checkstyle-plugin:2.16:check (validate) > on project yyy-1: Execution validate of goal > org.apache.maven.plugins:maven-checkstyle-plugin:2.16:check failed. > at > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:224) > ... > at > org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:185) > at java.util.concurrent.FutureTask.run(FutureTask.java:266) > ... > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > Caused by: org.apache.maven.plugin.PluginExecutionException: Execution > validate of goal org.apache.maven.plugins:maven-checkstyle-plugin:2.16:check > failed. > at > org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:145) > at > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208) > ... 11 more > Caused by: java.lang.NullPointerException > at > com.puppycrawl.tools.checkstyle.checks.javadoc.AbstractJavadocCheck.visitToken(AbstractJavadocCheck.java:182) > ... > at com.puppycrawl.tools.checkstyle.Checker.process(Checker.java:265) > at > org.apache.maven.plugin.checkstyle.exec.DefaultCheckstyleExecutor.executeCheckstyle(DefaultCheckstyleExecutor.java:252) > at > org.apache.maven.plugin.checkstyle.CheckstyleViolationCheckMojo.execute(CheckstyleViolationCheckMojo.java:538) > at > org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134) > ... 12 more > {quote} > or > {quote} > [ERROR] Failed to execute goal > org.apache.maven.plugins:maven-checkstyle-plugin:2.16:check (validate) on > project xxx-2: You have 1 Checkstyle violation. -> [Help 1] > org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute > goal org.apache.maven.plugins:maven-checkstyle-plugin:2.16:check (validate) > on project xxx-2: You have 1 Checkstyle violation. > ... > at > org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:185) > at java.util.concurrent.FutureTask.run(FutureTask.java:266) > ... > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > Caused by: org.apache.maven.plugin.MojoFailureException: You have 1 > Checkstyle violation. > at > org.apache.maven.plugin.checkstyle.CheckstyleViolationCheckMojo.execute(CheckstyleViolationCheckMojo.java:588) > at > org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134) > at > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208) > ... 11 more > {quote} -- This message was sent by Atlassian JIRA (v6.3.4#6332)