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https://issues.apache.org/jira/browse/RAT-379?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17901294#comment-17901294
 ] 

Jochen Wiedmann commented on RAT-379:
-------------------------------------

Problem can be reproduced with "Maven / Update Maven Project" in Eclipse, for 
example on the apache-rat-core subproject. Error message in the log file: 
"Could not update project apache-rat-core configuration"

Stack trace see below. To me, this looks like a problem in the M2E plugin, and 
I will file a bug report over there.


 
{noformat}
java.lang.IllegalArgumentException: Path must include project and resource 
name: /
    at org.eclipse.core.runtime.Assert.isLegal(Assert.java:68)
    at 
org.eclipse.core.internal.resources.Workspace.newResource(Workspace.java:2230)
    at 
org.eclipse.core.internal.resources.Container.getFolder(Container.java:200)
    at 
org.eclipse.m2e.jdt.internal.AbstractJavaProjectConfigurator.getFolder(AbstractJavaProjectConfigurator.java:909)
    at 
org.eclipse.m2e.jdt.internal.AbstractJavaProjectConfigurator.addResourceDirs(AbstractJavaProjectConfigurator.java:546)
    at 
org.eclipse.m2e.jdt.internal.AbstractJavaProjectConfigurator.addProjectSourceFolders(AbstractJavaProjectConfigurator.java:400)
    at 
org.eclipse.m2e.jdt.internal.AbstractJavaProjectConfigurator.configure(AbstractJavaProjectConfigurator.java:168)
    at 
org.eclipse.m2e.core.project.configurator.AbstractLifecycleMapping.configure(AbstractLifecycleMapping.java:127)
    at 
org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.lambda$6(ProjectConfigurationManager.java:506)
    at 
org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:458)
    at 
org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:339)
    at 
org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:500)
    at 
org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.lambda$4(ProjectConfigurationManager.java:426)
    at java.base/java.util.Collection.removeIf(Collection.java:583)
    at 
org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration0(ProjectConfigurationManager.java:414)
    at 
org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.lambda$3(ProjectConfigurationManager.java:340)
    at 
org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:458)
    at 
org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:339)
    at 
org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:278)
    at 
org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1053)
    at 
org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:339)
    at 
org.eclipse.m2e.core.ui.internal.UpdateMavenProjectJob.runInWorkspace(UpdateMavenProjectJob.java:80)
    at 
org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:43)
    at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
{noformat}

> Unable to open/import RAT in Eclipse
> ------------------------------------
>
>                 Key: RAT-379
>                 URL: https://issues.apache.org/jira/browse/RAT-379
>             Project: Apache Rat
>          Issue Type: Bug
>          Components: build
>    Affects Versions: 0.17
>            Reporter: Philipp Ottlinger
>            Priority: Critical
>             Fix For: 0.17
>
>         Attachments: Screenshot from 2024-05-16 21-44-30.png
>
>
> I'm unable to open the current master branch in Eclipse anymore. I suspect it 
> to be related to the spotbugs/checkstyle integration via RAT-369 or the 
> latest changes that introduced defined dependencies on RAT submodule itself 
> .... but have to admit that I did not open the project in Eclipse for quite 
> some time.
> The error message is "Path must include project or resource name: /" and the 
> project is not properly imported.
> Does anyone else experience this behaviour?
> * Eclipse 2024-03 with all updates integrated on Ubuntu
> * JDK is the internal one provided by Eclipse itself (17.0.10)



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