I thought it was strange, too. Background: I checked out the trunk of
maven-release, built, and got that error. I scratched my head for a
day, and then a vague memory caused me to try setting M2_HOME. Bingo!
So, since it was that way before I changed anything, and I'm pretty
sure, in fact, that it was that way when I started the process of
making the previous release, I didn't feel inclined to go Yak-Shaving
in an effort to explain or remove the effect.


On Thu, Sep 18, 2014 at 5:00 PM, Karl Heinz Marbaise <[email protected]> wrote:
> Hi,
>
> I have admit the setting of M2_HOME did the trick...which looks a little bit
> strange for me...
>
>
> So maven 3.0.5 worked...but I have checked Maven 2.2.1 where integration
> tests of maven-release-plugin failed:
>
> [DEBUG]   (f) waitBeforeTagging = 0
> [DEBUG] -- end configuration --
> [INFO] [release:prepare {execution: default-cli}]
> [DEBUG] release.properties not found - using empty properties
> [INFO] Verifying that there are no local modifications...
> [INFO]   ignoring changes on: **/pom.xml.backup, **/release.properties,
> **/pom.xml.branch, **/pom.xml.next, **/pom.xml.releaseBackup, **/pom.xml.tag
> [INFO] Checking dependencies and plugins for snapshots ...
> [INFO]
> ------------------------------------------------------------------------
> [ERROR] FATAL ERROR
> [INFO]
> ------------------------------------------------------------------------
> [INFO] null
> [INFO]
> ------------------------------------------------------------------------
> [DEBUG] Trace
> java.lang.NullPointerException
>         at
> org.apache.maven.shared.release.phase.MapVersionsPhase.resolveSuggestedVersion(MapVersionsPhase.java:323)
>         at
> org.apache.maven.shared.release.phase.MapVersionsPhase.resolveNextVersion(MapVersionsPhase.java:266)
>         at
> org.apache.maven.shared.release.phase.MapVersionsPhase.execute(MapVersionsPhase.java:172)
>         at
> org.apache.maven.shared.release.phase.MapVersionsPhase.simulate(MapVersionsPhase.java:380)
>         at
> org.apache.maven.shared.release.DefaultReleaseManager.prepare(DefaultReleaseManager.java:228)
>         at
> org.apache.maven.shared.release.DefaultReleaseManager.prepare(DefaultReleaseManager.java:169)
>         at
> org.apache.maven.shared.release.DefaultReleaseManager.prepare(DefaultReleaseManager.java:146)
>         at
> org.apache.maven.shared.release.DefaultReleaseManager.prepare(DefaultReleaseManager.java:107)
>         at
> org.apache.maven.plugins.release.PrepareReleaseMojo.prepareRelease(PrepareReleaseMojo.java:286)
>         at
> org.apache.maven.plugins.release.PrepareReleaseMojo.execute(PrepareReleaseMojo.java:240)
>         at
> org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:490)
>         at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:694)
>         at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:569)
>         at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:539)
>         at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387)
>         at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:284)
>         at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:180)
>         at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)
>         at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)
>         at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)
>         at
> org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60)
>         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:601)
>         at
> org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
>         at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
>         at
> org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
>         at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
> [INFO]
> ------------------------------------------------------------------------
> [INFO] Total time: 2 seconds
> [INFO] Finished at: Thu Sep 18 22:47:20 CEST 2014
> [INFO] Final Memory: 30M/302M
> [INFO]
> ------------------------------------------------------------------------
>
> I'm not sure but it could be caused by missing artifacts which are not
> correctly mentioned for the maven-invoker-plugin (extraArtifacts)...?
>
>
> On 9/18/14 10:18 PM, Dan Tran wrote:
>>
>> Strange M2_HOME implicitly set at mvn.bat/mvn startup scripts.
>>
>> -D
>>
>> On Thu, Sep 18, 2014 at 1:14 PM, Benson Margulies <[email protected]>
>> wrote:
>>
>>> You need to set M2 HOME. I have no longer underscore on my phone.
>>> On Sep 18, 2014 3:48 PM, "Karl Heinz Marbaise" <[email protected]> wrote:
>>>
>>>> Hi Benson,
>>>>
>>>> Checksum Ok.
>>>> Site looks ok.
>>>>
>>>> Just a question: Do i need a special setup to run tests etc. of the
>>>> package cause i got the following:
>>>>
>>>> tried via mvn -Prun-its clean verify
>>>>
>>>> Environment:
>>>> Apache Maven 3.0.5 (r01de14724cdef164cd33c7c8c2fe155faf9602da;
>>>> 2013-02-19
>>>> 14:51:28+0100)
>>>> Maven home: /usr/share/maven
>>>> Java version: 1.7.0_21, vendor: Oracle Corporation
>>>> Java home: /Library/Java/JavaVirtualMachines/jdk1.7.0_
>>>> 21.jdk/Contents/Home/jre
>>>> Default locale: en_US, platform encoding: UTF-8
>>>> OS name: "mac os x", version: "10.8.5", arch: "x86_64", family: "mac"
>>>>
>>>>
>>>>
>>>> Results :
>>>>
>>>> Tests in error:
>>>>    InvokerMavenExecutorTest.testEncryptSettings:132 » IllegalState Maven
>>>> applicat...
>>>>
>>>> Tests run: 592, Failures: 0, Errors: 1, Skipped: 1
>>>>
>>>> ?
>>>> Kind regards
>>>> Karl-Heinz Marbaise
>>>>
>>>>
>>>> On 9/17/14 7:37 PM, Benson Margulies wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> We solved 4 issues:
>>>>>
>>>>> http://jira.codehaus.org/secure/ReleaseNote.jspa?
>>>>> projectId=11144&version=20578
>>>>>
>>>>>
>>>>> There are still a couple of issues left in JIRA:
>>>>> http://jira.codehaus.org/secure/ReleaseNote.jspa?
>>>>> projectId=11144&version=20578
>>>>>
>>>>> Staging repo:
>>>>> https://repository.apache.org/content/repositories/maven-1062
>>>>> http://repository.apache.org/content/repositories/maven-
>>>>> 1062/org/apache/maven/release/maven-release/2.5.1/maven-
>>>>> release-2.5.1-source-release.zip
>>>>>
>>>>> Source release checksum(s):
>>>>> maven-release-2.5.1-source-release.zip sha1:
>>>>> 894c26647abe1a0fef9929c2f7bfd662f2f240b9
>>>>>
>>>>> Staging site:
>>>>> maven-release-archives/maven-release-LATEST
>>>>>
>>>>> Guide to testing staged releases:
>>>>> http://maven.apache.org/guides/development/guide-testing-releases.html
>>>>>
>>>>> Vote open for 72 hours.
>>>>>
>>>>> [ ] +1
>>>>> [ ] +0
>>>>> [ ] -1
>>>>>
>>>>
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>>>>
>>>>
>>>
>>
>
>
> Mit freundlichem Gruß
> Karl-Heinz Marbaise
> --
> SoftwareEntwicklung Beratung Schulung    Tel.: +49 (0) 2405 / 415 893
> Dipl.Ing.(FH) Karl-Heinz Marbaise        ICQ#: 135949029
> Hauptstrasse 177                         USt.IdNr: DE191347579
> 52146 Würselen                           http://www.soebes.de
>
>
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