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Bug 348343 - Null Pointer exception from some repository problem or another
Summary: Null Pointer exception from some repository problem or another
Status: RESOLVED DUPLICATE of bug 340852
Alias: None
Product: z_Archived
Classification: Eclipse Foundation
Component: Tycho (show other bugs)
Version: unspecified   Edit
Hardware: All All
: P3 normal (vote)
Target Milestone: ---   Edit
Assignee: Project Inbox CLA
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Reported: 2011-06-05 15:30 EDT by benson margulies CLA
Modified: 2021-04-28 16:55 EDT (History)
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Description benson margulies CLA 2011-06-05 15:30:22 EDT 
Build Identifier: M20110210-1200

Grab a clone of git://github.com/bimargulies/m2e-code-quality.git, and checkout the tycho-npe-demo branch. Run mvn 3.0.3 'clean install' at toplevel. 

You will be rewarded with:


[ERROR] Internal error: java.lang.NullPointerException -> [Help 1]
org.apache.maven.InternalErrorException: Internal error: java.lang.NullPointerException
	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:168)
	at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537)
	at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196)
	at org.apache.maven.cli.MavenCli.main(MavenCli.java:141)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230)
	at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409)
	at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352)
Caused by: java.lang.NullPointerException
	at org.eclipse.tycho.core.osgitools.EquinoxResolver.assertResolved(EquinoxResolver.java:222)
	at org.eclipse.tycho.core.osgitools.EquinoxResolver.newResolvedState(EquinoxResolver.java:65)
	at org.eclipse.tycho.core.osgitools.OsgiBundleProject.getResolverState(OsgiBundleProject.java:204)
	at org.eclipse.tycho.core.osgitools.OsgiBundleProject.resolve(OsgiBundleProject.java:150)
	at org.eclipse.tycho.core.resolver.DefaultTychoDependencyResolver.resolveProject(DefaultTychoDependencyResolver.java:101)
	at org.eclipse.tycho.core.maven.TychoMavenLifecycleParticipant.afterProjectsRead(TychoMavenLifecycleParticipant.java:91)
	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:273)
	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156)
	... 11 more


Reproducible: Always

Steps to Reproduce:
See details.
Comment 1 Tobias Oberlies CLA 2011-06-11 05:48:36 EDT 
I remember vaguely that this is related to paths that don't match in certain situations, e.g. when a build is started with @-f ../pom.xml@. Didn't have time to investigate further though.
Comment 2 Tobias Oberlies CLA 2011-06-11 06:58:32 EDT 
Now I remember where I know this issue from...

*** This bug has been marked as a duplicate of bug 340852 ***