What phase are you unpacking in? Can you post your pom plugin definition?
I was having trouble with the unpacker as well in pre package phases. Eric On May 20, 2016 6:50 AM, "Christian Dietrich" <christian.dietr...@itemis.de> wrote: > Hi, > > i have the problem that m2e fails to do an unpack inside eclipse while > maven on command line is working fine. > > what could be the problem for that? > > Thanks > Christian > > Error unpacking file: > > /Users/dietrich/work/xtext-maven-example/org.xtext.example.demodsl.product/pom.xml > to: > > /Users/dietrich/work/xtext-maven-example/org.xtext.example.demodsl.product.tests/target/work > org.codehaus.plexus.archiver.ArchiverException: Error while expanding > > /Users/dietrich/work/xtext-maven-example/org.xtext.example.demodsl.product/pom.xml > > (org.apache.maven.plugins:maven-dependency-plugin:2.8:unpack:unpack-product:compile) > > org.apache.maven.plugin.MojoExecutionException: Error unpacking file: > > /Users/dietrich/work/xtext-maven-example/org.xtext.example.demodsl.product/pom.xml > to: > > /Users/dietrich/work/xtext-maven-example/org.xtext.example.demodsl.product.tests/target/work > org.codehaus.plexus.archiver.ArchiverException: Error while expanding > > /Users/dietrich/work/xtext-maven-example/org.xtext.example.demodsl.product/pom.xml > at > > org.apache.maven.plugin.dependency.AbstractDependencyMojo.unpack(AbstractDependencyMojo.java:323) > at > > org.apache.maven.plugin.dependency.fromConfiguration.UnpackMojo.unpackArtifact(UnpackMojo.java:128) > at > > org.apache.maven.plugin.dependency.fromConfiguration.UnpackMojo.doExecute(UnpackMojo.java:106) > at > > org.apache.maven.plugin.dependency.AbstractDependencyMojo.execute(AbstractDependencyMojo.java:167) > at > > org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134) > at > > org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:331) > at > > org.eclipse.m2e.core.internal.embedder.MavenImpl$11.call(MavenImpl.java:1362) > at > org.eclipse.m2e.core.internal.embedder.MavenImpl$11.call(MavenImpl.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:112) > at > > org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1360) > at > > org.eclipse.m2e.core.project.configurator.MojoExecutionBuildParticipant.build(MojoExecutionBuildParticipant.java:52) > at > > com.ianbrandt.tools.m2e.mdp.core.MdpBuildParticipant.executeMojo(MdpBuildParticipant.java:133) > at > > com.ianbrandt.tools.m2e.mdp.core.MdpBuildParticipant.build(MdpBuildParticipant.java:67) > at > > org.eclipse.m2e.core.internal.builder.MavenBuilderImpl.build(MavenBuilderImpl.java:137) > 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:735) > 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:301) > at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) > at > > org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:304) > at > > org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:360) > at > org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:383) > at > > org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:144) > at > org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:235) > at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) > Caused by: org.codehaus.plexus.archiver.ArchiverException: Error while > expanding > > /Users/dietrich/work/xtext-maven-example/org.xtext.example.demodsl.product/pom.xml > at > > org.codehaus.plexus.archiver.zip.AbstractZipUnArchiver.execute(AbstractZipUnArchiver.java:158) > at > > org.codehaus.plexus.archiver.AbstractUnArchiver.extract(AbstractUnArchiver.java:120) > at > > org.apache.maven.plugin.dependency.AbstractDependencyMojo.unpack(AbstractDependencyMojo.java:315) > ... 37 more > Caused by: java.io.IOException: Negative seek offset > at java.io.RandomAccessFile.seek(RandomAccessFile.java:555) > at > > org.codehaus.plexus.archiver.zip.ZipFile.positionAtCentralDirectory(ZipFile.java:398) > at > > org.codehaus.plexus.archiver.zip.ZipFile.populateFromCentralDirectory(ZipFile.java:269) > at > org.codehaus.plexus.archiver.zip.ZipFile.<init>(ZipFile.java:152) > at > > org.codehaus.plexus.archiver.zip.AbstractZipUnArchiver.execute(AbstractZipUnArchiver.java:138) > ... 39 more > > 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