Gary,

I was following the instructions on the Independent Release Versioning, 
specifically: 
https://wiki.onap.org/display/DW/ONAP+Version+Manifest+Maven+Plugin

Unfortunately, I got an error while running this against our policy/common 
project (which doesn’t have any dependencies on other project artifacts):

[INFO] Reactor Summary:
[INFO]
[INFO] policy-common ...................................... SUCCESS [  0.253 s]
[INFO] ONAP-Logging ....................................... SUCCESS [  0.009 s]
[INFO] Integrity Audit .................................... FAILURE [  0.007 s]
[INFO] Integrity Monitor .................................. SKIPPED
[INFO] site-manager ....................................... SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 0.954 s
[INFO] Finished at: 2017-11-07T20:17:50-05:00
[INFO] Final Memory: 12M/245M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal 
org.onap.integration:version-manifest:0.1.0:version-check (default-cli) on 
project integrity-audit: Execution default-cli of goal 
org.onap.integration:version-manifest:0.1.0:version-check failed. 
NullPointerException -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal 
org.onap.integration:version-manifest:0.1.0:version-check (default-cli) on 
project integrity-audit: Execution default-cli of goal 
org.onap.integration:version-manifest:0.1.0:version-check failed.
                at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:224)
                at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
                at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
                at 
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
                at 
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
                at 
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
                at 
org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
                at 
org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
                at 
org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
                at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
                at org.apache.maven.cli.MavenCli.execute(MavenCli.java:862)
                at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:286)
                at org.apache.maven.cli.MavenCli.main(MavenCli.java:197)
                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: org.apache.maven.plugin.PluginExecutionException: Execution 
default-cli of goal org.onap.integration:version-manifest:0.1.0:version-check 
failed.
                at 
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:145)
                at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
                ... 20 more
Caused by: java.lang.NullPointerException
                at 
org.onap.integration.versionmanifest.VersionCheckMojo$$Lambda$3/1137989065.applyAsInt(Unknown
 Source)
                at 
java.util.stream.ReferencePipeline$4$1.accept(ReferencePipeline.java:210)
                at 
java.util.HashMap$ValueSpliterator.forEachRemaining(HashMap.java:1612)
                at 
java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512)
                at 
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
                at 
java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
                at 
java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
                at java.util.stream.IntPipeline.reduce(IntPipeline.java:461)
                at java.util.stream.IntPipeline.max(IntPipeline.java:424)
                at 
org.onap.integration.versionmanifest.VersionCheckMojo.execute(VersionCheckMojo.java:134)
                at 
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
                ... 21 more


Do you have any guidance on what the problem could be?

Thanks,

Pam Dragosh
ONAP Policy PTL
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