Re: [m2e-users] StaleMutableProjectRegistryException: how can I avoid it

[Igor Fedorenko <igor@xxxxxxxxxxxxxx>]

StaleMutableProjectRegistryException means that workspace project registry is being modified by multiple threads running concurrently. This shouldn't be possible under normal conditions, so most likely you need to serialize your test execution.

 

--

Regards,

Igor

 

 

On Mon, Jun 27, 2016, at 10:27 AM, Aurelien Pupier wrote:

Hi,

 

whiel playing tests on CI, I regularly have the StaleMutableProjectRegistryException which is failing my tests.t

 

I would like to know if you have ideas why it happens and why it is not deterministic?

 

java.lang.reflect.InvocationTargetException: null

        at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:456)

        at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:350)

        at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:297)

        at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.configureNewMavenProjects(ProjectConfigurationManager.java:252)

        at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$4.run(ProjectConfigurationManager.java:521)

        at org.eclipse.m2e.core.internal.embedder.AbstractRunnable.call(AbstractRunnable.java:26)

        at org.eclipse.m2e.core.internal.embedder.AbstractRunnable.call(AbstractRunnable.java:1)

        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.embedder.MavenImpl.execute(MavenImpl.java:1355)

        at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.enableMavenNature(ProjectConfigurationManager.java:518)

        at org.fusesource.ide.projecttemplates.adopters.configurators.MavenTemplateConfigurator.configureMavenNature(MavenTemplateConfigurator.java:80)

        at org.fusesource.ide.projecttemplates.adopters.configurators.MavenTemplateConfigurator.configure(MavenTemplateConfigurator.java:52)

        at org.fusesource.ide.projecttemplates.adopters.AbstractProjectTemplate.create(AbstractProjectTemplate.java:53)

        at org.fusesource.ide.projecttemplates.wizards.FuseIntegrationProjectCreatorRunnable.run(FuseIntegrationProjectCreatorRunnable.java:94)

        at org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.java:463)

        at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:371)

        at org.eclipse.jface.dialogs.ProgressMonitorDialog.run(ProgressMonitorDialog.java:500)

        at org.fusesource.ide.projecttemplates.tests.integration.wizards.FuseIntegrationProjectCreatorRunnableIT.testEmptyProjectCreation(FuseIntegrationProjectCreatorRunnableIT.java:118)

        at org.fusesource.ide.projecttemplates.tests.integration.wizards.FuseIntegrationProjectCreatorRunnableIT.testEmptyBlueprintProjectCreation(FuseIntegrationProjectCreatorRunnableIT.java:84)

 

Thanks for your help

 

--

Aurelien Pupier

Senior Software Engineer in JBoss Fuse Tooling team

@apupier

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