[ http://jira.codehaus.org/browse/MNG-4013?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Shane Isbell closed MNG-4013. ----------------------------- Resolution: Fixed Fix Version/s: 3.0-alpha-2 Identical plugin executions are allowed in pom. This can cause failure in Maven 3 (since there is no longer cloning of maven project) on duplicate attached artifacts. Maven just logs warning, no longer throws exception. > DuplicateArtifactAttachmentException On Building Test Jar > --------------------------------------------------------- > > Key: MNG-4013 > URL: http://jira.codehaus.org/browse/MNG-4013 > Project: Maven 2 > Issue Type: Bug > Affects Versions: 3.0-alpha-2 > Reporter: Shane Isbell > Assignee: Shane Isbell > Fix For: 3.0-alpha-2 > > > I see this problem when building nexus-proxy. This is due to maven-jar-plugin > Caused by: org.apache.maven.project.DuplicateArtifactAttachmentException: > Duplicate artifact attachment detected. (project: > org.sonatype.nexus:nexus-proxy:jar:1.3.0-SNAPSHOT; illegal attachment: > org.sonatype.nexus:nexus-proxy:jar:tests:1.3.0-SNAPSHOT) > at > org.apache.maven.project.MavenProject.addAttachedArtifact(MavenProject.java:1440) > at > org.apache.maven.project.DefaultMavenProjectHelper.attachArtifact(DefaultMavenProjectHelper.java:102) > at > org.apache.maven.project.DefaultMavenProjectHelper.attachArtifact(DefaultMavenProjectHelper.java:70) > at > org.apache.maven.plugin.jar.AbstractJarMojo.execute(AbstractJarMojo.java:179) > at > org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:629) -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://jira.codehaus.org/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira