[MNG-5637] NPE in org.apache.maven.DefaultMaven.execute()

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Cannot Reproduce
• Affects Version/s: 3.2.1
• Component/s: Command Line

Environment

$ mvn -v
Apache Maven 3.2.1 (ea8b2b07643dbb1b84b6d16e1f08391b666bc1e9; 2014-02-14T18:37:52+01:00)
Maven home: /home/ondra/sw/prog/maven/3.2.1
Java version: 1.7.0_55, vendor: Oracle Corporation
Java home: /usr/lib/jvm/java-7-openjdk-amd64/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "linux", version: "3.11.0-20-generic", arch: "amd64", family: "unix"

• Assignee: Unassigned
• Reporter: Ondra Žižka
• Created: 21/May/14 17:47
• Updated: 23/May/14 14:03
• Resolved: 23/May/14 14:03

Description

Steps to reproduce:

git clone [e-mail]:windup/windup.git
cd windup
git checkout MavenNPE
mvn clean install

Result:

[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:167)
        at org.apache.maven.cli.MavenCli.execute(MavenCli.java:584)
        at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:213)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:157)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        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.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:270)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:155)
        ... 11 more

Issue Links

• is related to: MNG-5628 NullPointerException with Maven 3.2.1 when circular dependency exists in POMs
• is related to: MNG-5633 NullPointerException when project contains cyclic references