Hello all,
while following this instruction:
https://github.com/locationtech/udig-platform/blob/master/README.textilei am facing problems with Tycho Build. while executing:
mvn clean install -Pproduct -Psdk -Pdocs
Build interrupts with following errors:
[INFO] Fetching &format=xml&countryCode=de&timeZone=1&format=xml from
http://www.eclipse.org/downloads/download.php?file=/technology/babel/update-site/R0.12.1/luna/ (0B at 0B/s)
[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:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
Caused by: java.lang.NullPointerException
at org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactRepository.downloadArtifact(SimpleArtifactRepository.java:665)
at org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactRepository.downloadArtifact(SimpleArtifactRepository.java:590)
at org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactRepository.getArtifact(SimpleArtifactRepository.java:724)
at org.eclipse.tycho.repository.p2base.artifact.repository.RepositoryArtifactProvider.getArtifactFromOneMirror(RepositoryArtifactProvider.java:209)
at org.eclipse.tycho.repository.p2base.artifact.repository.RepositoryArtifactProvider.getArtifactFromAnyMirror(RepositoryArtifactProvider.java:192)
at org.eclipse.tycho.repository.p2base.artifact.repository.RepositoryArtifactProvider.access$1(RepositoryArtifactProvider.java:187)
at org.eclipse.tycho.repository.p2base.artifact.repository.RepositoryArtifactProvider$1.perform(RepositoryArtifactProvider.java:167)
at org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactRepository.getArtifact(SimpleArtifactRepository.java:708)
at org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactRepository.getArtifacts(SimpleArtifactRepository.java:779)
at org.eclipse.tycho.repository.p2base.artifact.repository.RepositoryArtifactProvider.getArtifactFromAnyChildRepository(RepositoryArtifactProvider.java:179)
at org.eclipse.tycho.repository.p2base.artifact.repository.RepositoryArtifactProvider.getArtifactFromAnyFormatAvailableInRepository(RepositoryArtifactProvider.java:149)
at org.eclipse.tycho.repository.p2base.artifact.repository.RepositoryArtifactProvider.getArtifactFromAnySource(RepositoryArtifactProvider.java:135)
at org.eclipse.tycho.repository.p2base.artifact.provider.CompositeArtifactProviderBaseImpl.getArtifact(CompositeArtifactProviderBaseImpl.java:50)
at org.eclipse.tycho.repository.local.MirroringArtifactProvider.downloadCanonicalArtifact(MirroringArtifactProvider.java:236)
at org.eclipse.tycho.repository.local.MirroringArtifactProvider.downloadMostSpecificNeededFormatOfArtifact(MirroringArtifactProvider.java:229)
at org.eclipse.tycho.repository.local.MirroringArtifactProvider.downloadArtifact(MirroringArtifactProvider.java:214)
at org.eclipse.tycho.repository.local.MirroringArtifactProvider.makeOneFormatLocallyAvailable(MirroringArtifactProvider.java:203)
at org.eclipse.tycho.repository.local.MirroringArtifactProvider.makeLocallyAvailable(MirroringArtifactProvider.java:174)
at org.eclipse.tycho.repository.local.MirroringArtifactProvider.getArtifactFile(MirroringArtifactProvider.java:118)
at org.eclipse.tycho.repository.p2base.artifact.provider.CompositeArtifactProvider.getArtifactFile(CompositeArtifactProvider.java:70)
at org.eclipse.tycho.p2.target.TargetPlatformBaseImpl.getLocalArtifactFile(TargetPlatformBaseImpl.java:93)
at org.eclipse.tycho.p2.resolver.P2ResolverImpl.addUnit(P2ResolverImpl.java:251)
at org.eclipse.tycho.p2.resolver.P2ResolverImpl.toResolutionResult(P2ResolverImpl.java:214)
at org.eclipse.tycho.p2.resolver.P2ResolverImpl.resolveDependencies(P2ResolverImpl.java:206)
at org.eclipse.tycho.p2.resolver.P2ResolverImpl.resolveDependencies(P2ResolverImpl.java:113)
at org.eclipse.tycho.p2.resolver.P2DependencyResolver.doResolveDependencies(P2DependencyResolver.java:360)
at org.eclipse.tycho.p2.resolver.P2DependencyResolver.resolveDependencies(P2DependencyResolver.java:333)
at org.eclipse.tycho.core.resolver.DefaultTychoResolver.resolveProject(DefaultTychoResolver.java:117)
at org.eclipse.tycho.core.maven.TychoMavenLifecycleParticipant.afterProjectsRead(TychoMavenLifecycleParticipant.java:77)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:274)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156)
... 11 more
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1]
http://cwiki.apache.org/confluence/display/MAVEN/InternalErrorExceptionMy system:
Lubuntu 15.04
Apache Maven 3.0.5
Apache Ant(TM) version 1.9.4
java version "1.8.0_66"
Java(TM) SE Runtime Environment (build 1.8.0_66-b17)
Java HotSpot(TM) 64-Bit Server VM (build 25.66-b17, mixed mode)
Any help will be highly appreciated
Alex
