cd /home/antz/NetBeansProjects; JAVA_HOME=/usr/lib/jvm/java-8-oracle/jre /home/antz/appz/netbeans-8.0beta/java/maven/bin/mvn -DarchetypeGroupId=org.codehaus.mojo.archetypes -DarchetypeArtifactId=webapp-javaee7 -DarchetypeVersion=1.1 -DarchetypeRepository=http://repo.maven.apache.org/maven2 -DgroupId=com.mycompany -DartifactId=mavenproject2 -Dversion=1.0-SNAPSHOT -Dpackage=com.mycompany.mavenproject2 -Dbasedir=/home/antz/NetBeansProjects -Darchetype.interactive=false --batch-mode archetype:generate
Scanning for projects...
                                                                        
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Building NBPlay 1.6-SNAPSHOT
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>>> maven-archetype-plugin:2.2:generate (default-cli) @ NBPlay >>>

<<< maven-archetype-plugin:2.2:generate (default-cli) @ NBPlay <<<

--- maven-archetype-plugin:2.2:generate (default-cli) @ NBPlay ---
Generating project in Batch mode
Archetype defined by properties
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Using following parameters for creating project from Archetype: webapp-javaee7:1.1
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Parameter: groupId, Value: com.mycompany
Parameter: artifactId, Value: mavenproject2
Parameter: version, Value: 1.0-SNAPSHOT
Parameter: package, Value: com.mycompany.mavenproject2
Parameter: packageInPathFormat, Value: com/mycompany/mavenproject2
Parameter: package, Value: com.mycompany.mavenproject2
Parameter: version, Value: 1.0-SNAPSHOT
Parameter: groupId, Value: com.mycompany
Parameter: artifactId, Value: mavenproject2
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BUILD FAILURE
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Total time: 1.067s
Finished at: Tue Jan 14 05:07:32 SAST 2014
Final Memory: 14M/305M
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Failed to execute goal org.apache.maven.plugins:maven-archetype-plugin:2.2:generate (default-cli) on project NBPlay: org.apache.maven.archetype.exception.InvalidPackaging: Unable to add module to the current project as it is not of packaging type 'pom' -> [Help 1]

To see the full stack trace of the errors, re-run Maven with the -e switch.
Re-run Maven using the -X switch to enable full debug logging.

For more information about the errors and possible solutions, please read the following articles:
[Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException

I Get the above error when performing the Create a new "Maven / Web Application" project: testcase 

However the project appears in the project view and when I clean and build, it the builds successfully