There is a logback.<version>.xml file in the same dir along with 0.log
(there might be more than one, use the latest one).
Change the value of INFO to DEBUG under <root> element and restart eclipse.

2014-10-23 16:11 GMT+03:00 MEYER, Julien <[email protected]>:

>  Hi Anto,
>
>
>
> Thanks for your advices. I searched in the 0.log file as you told me but I
> didn’t find any stacktrace of a NPE. In fact, I don’t know were I must set
> the log debug severity (I mean inside the file). Could you make me a little
> example ?
>
>
>
> Thanks.
>
> -Julien.
>
>
>
> *De :* [email protected] [mailto:[email protected]]
> *De la part de* Anton Tanasenko
> *Envoyé :* jeudi 23 octobre 2014 12:13
> *À :* Maven Integration for Eclipse users mailing list
> *Objet :* Re: [m2e-users] Errors running builder 'Maven Project Builder'
> on project 'X'
>
>
>
> Hi,
>
> It does seem that m2e BuildProblemInfo cannot cope with nulls in exception
> error message and fails to log the root problem.
>
> Until this is fixed, you can consult the 0.log file in  
> <workspace>/.metadata/.plugins/org.eclipse.m2e.logback.configuration
> but since
>
> mojo execution exceptions are logged with debug severity, you should
> enable that in logback config in the same dir.
>
> Most probably there's an NPE from somewhere.
>
>
>
>
>
>
>
> 2014-10-23 12:47 GMT+03:00 MEYER, Julien <[email protected]>:
>
> Hi everyone,
>
>
>
> I am having trouble using the new Eclipse Luna 4.4 SR1 with my m2e
> plugins. The thing is that when I am saving a JSP file (or whatever)
> followed by a project  build (Project > Build Project), eclipse raised an
> exception that I really don’t unterstand. It happens when I am copying
> files from one project to another too.
>
>
>
> I’ve searched for hours but I didn’t fight the right answer of my
> questions in the web so I thought you guys could help me.
>
>
>
> Here is the stack trace of the exception I am fighting with :
>
>
>
> « Message : Errors running builder 'Maven Project Builder' on project
> 'efluid-webapp'.
>
> !ENTRY org.eclipse.core.resources 4 2 2014-10-23 11:26:54.575
>
> !MESSAGE Problems occurred when invoking code from plug-in:
> "org.eclipse.core.resources".
>
> !STACK 0
>
> java.lang.NullPointerException
>
>         at java.lang.StringBuilder.<init>(Unknown Source)
>
>         at
> org.eclipse.m2e.core.internal.builder.BuildProblemInfo.formatMessage(BuildProblemInfo.java:27)
>
>         at
> org.eclipse.m2e.core.internal.builder.BuildProblemInfo.<init>(BuildProblemInfo.java:23)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilderImpl.processBuildResults(MavenBuilderImpl.java:312)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilderImpl.build(MavenBuilderImpl.java:174)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$1.method(MavenBuilder.java:172)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$1.method(MavenBuilder.java:1)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod$1$1.call(MavenBuilder.java:115)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:112)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod$1.call(MavenBuilder.java:105)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod.execute(MavenBuilder.java:86)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder.build(MavenBuilder.java:200)
>
>         at
> org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:734)
>
>         at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:206)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:246)
>
>         at
> org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:299)
>
>         at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:302)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:358)
>
>         at
> org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:381)
>
>         at
> org.eclipse.core.internal.resources.Workspace.buildInternal(Workspace.java:496)
>
>         at
> org.eclipse.core.internal.resources.Workspace.build(Workspace.java:405)
>
>         at
> org.eclipse.ui.actions.GlobalBuildAction$1.run(GlobalBuildAction.java:180)
>
>         at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
>
>
>
> !ENTRY org.eclipse.core.resources 4 75 2014-10-23 11:26:54.577
>
> !MESSAGE Errors occurred during the build.
>
> !SUBENTRY 1 org.eclipse.m2e.core 4 75 2014-10-23 11:26:54.577
>
> !MESSAGE Errors running builder 'Maven Project Builder' on project
> 'efluid-webapp'.
>
> !STACK 0
>
> java.lang.NullPointerException
>
>         at java.lang.StringBuilder.<init>(Unknown Source)
>
>         at
> org.eclipse.m2e.core.internal.builder.BuildProblemInfo.formatMessage(BuildProblemInfo.java:27)
>
>         at
> org.eclipse.m2e.core.internal.builder.BuildProblemInfo.<init>(BuildProblemInfo.java:23)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilderImpl.processBuildResults(MavenBuilderImpl.java:312)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilderImpl.build(MavenBuilderImpl.java:174)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$1.method(MavenBuilder.java:172)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$1.method(MavenBuilder.java:1)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod$1$1.call(MavenBuilder.java:115)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:112)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod$1.call(MavenBuilder.java:105)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod.execute(MavenBuilder.java:86)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder.build(MavenBuilder.java:200)
>
>         at
> org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:734)
>
>         at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:206)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:246)
>
>         at
> org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:299)
>
>         at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:302)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:358)
>
>         at
> org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:381)
>
>         at
> org.eclipse.core.internal.resources.Workspace.buildInternal(Workspace.java:496)
>
>         at
> org.eclipse.core.internal.resources.Workspace.build(Workspace.java:405)
>
>         at
> org.eclipse.ui.actions.GlobalBuildAction$1.run(GlobalBuildAction.java:180)
>
>         at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
>
>
>
> !ENTRY org.eclipse.core.resources 4 2 2014-10-23 11:27:34.585
>
> !MESSAGE Problems occurred when invoking code from plug-in:
> "org.eclipse.core.resources".
>
> !STACK 0
>
> java.lang.NullPointerException
>
>         at java.lang.StringBuilder.<init>(Unknown Source)
>
>         at
> org.eclipse.m2e.core.internal.builder.BuildProblemInfo.formatMessage(BuildProblemInfo.java:27)
>
>         at
> org.eclipse.m2e.core.internal.builder.BuildProblemInfo.<init>(BuildProblemInfo.java:23)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilderImpl.processBuildResults(MavenBuilderImpl.java:312)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilderImpl.build(MavenBuilderImpl.java:174)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$1.method(MavenBuilder.java:172)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$1.method(MavenBuilder.java:1)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod$1$1.call(MavenBuilder.java:115)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:112)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod$1.call(MavenBuilder.java:105)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod.execute(MavenBuilder.java:86)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder.build(MavenBuilder.java:200)
>
>         at
> org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:734)
>
>         at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:206)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:246)
>
>         at
> org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:299)
>
>         at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:302)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:358)
>
>         at
> org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:381)
>
>         at
> org.eclipse.core.internal.resources.Workspace.buildInternal(Workspace.java:496)
>
>         at
> org.eclipse.core.internal.resources.Workspace.build(Workspace.java:405)
>
>         at
> org.eclipse.ui.actions.GlobalBuildAction$1.run(GlobalBuildAction.java:180)
>
>         at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
>
>
>
> !ENTRY org.eclipse.core.resources 4 75 2014-10-23 11:27:34.600
>
> !MESSAGE Errors occurred during the build.
>
> !SUBENTRY 1 org.eclipse.m2e.core 4 75 2014-10-23 11:27:34.600
>
> !MESSAGE Errors running builder 'Maven Project Builder' on project
> 'efluid-webapp'.
>
> !STACK 0
>
> java.lang.NullPointerException
>
>         at java.lang.StringBuilder.<init>(Unknown Source)
>
>         at
> org.eclipse.m2e.core.internal.builder.BuildProblemInfo.formatMessage(BuildProblemInfo.java:27)
>
>         at
> org.eclipse.m2e.core.internal.builder.BuildProblemInfo.<init>(BuildProblemInfo.java:23)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilderImpl.processBuildResults(MavenBuilderImpl.java:312)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilderImpl.build(MavenBuilderImpl.java:174)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$1.method(MavenBuilder.java:172)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$1.method(MavenBuilder.java:1)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod$1$1.call(MavenBuilder.java:115)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:112)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod$1.call(MavenBuilder.java:105)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:176)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
>
>         at
> org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder$BuildMethod.execute(MavenBuilder.java:86)
>
>         at
> org.eclipse.m2e.core.internal.builder.MavenBuilder.build(MavenBuilder.java:200)
>
>         at
> org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:734)
>
>         at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:206)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:246)
>
>         at
> org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:299)
>
>         at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:302)
>
>         at
> org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:358)
>
>         at
> org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:381)
>
>         at
> org.eclipse.core.internal.resources.Workspace.buildInternal(Workspace.java:496)
>
>         at
> org.eclipse.core.internal.resources.Workspace.build(Workspace.java:405)
>
>         at
> org.eclipse.ui.actions.GlobalBuildAction$1.run(GlobalBuildAction.java:180)
>
>         at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54) »
>
>
>
>
>
> Let me give you a little summary of the m2e plugins present in my eclipse :
>
>
>
> Name of the plugin
>
> Version
>
> m2e - Maven Integration for Eclipse
>
> v. 1.6.0.20140819-1152
>
> m2e - slf4j over logback logging
>
> v. 1.6.0.20140819-1152
>
> m2e connector for build-helper-maven-plugin (PROBLEM HERE ?)
>
> v. 0.15.0.201207090124
>
> Maven Integration for Eclipse JDT APT (m2e-apt)
>
> v. 1.1.1.201409241934
>
>
>
> And my computer settings :
>
> Eclipse.version=Eclipse Luna 4.4.1
>
> java.version=1.7.0_45
>
> java.vendor=Sun Microsystems Inc.
>
>
>
> I apologize in advance if I am using the wrong mailing list. Please tell
> me if so. Plus I apologize for my English if I made some mistakes.
>
>
>
> Thanks
>
> -Julien
>
>
> _______________________________________________
> m2e-users mailing list
> [email protected]
> To change your delivery options, retrieve your password, or unsubscribe
> from this list, visit
> https://dev.eclipse.org/mailman/listinfo/m2e-users
>
>
>
>
>
> --
>
> Regards,
>
> Anton.
>
> _______________________________________________
> m2e-users mailing list
> [email protected]
> To change your delivery options, retrieve your password, or unsubscribe
> from this list, visit
> https://dev.eclipse.org/mailman/listinfo/m2e-users
>



-- 
Regards,
Anton.
_______________________________________________
m2e-users mailing list
[email protected]
To change your delivery options, retrieve your password, or unsubscribe from 
this list, visit
https://dev.eclipse.org/mailman/listinfo/m2e-users

Reply via email to