Thanks, Matthias and Wim, this works (after specifying
-DskipTests=true, as I had test failures).

On Mon, Feb 12, 2018 at 7:22 PM, Wim Jongman
<wim.jong...@remainsoftware.com> wrote:
> Matthias is completely correct.
>
> We have two sets of widgets. One stable and maintained (release) and one
> unstable/unmaintained  (incubation)
>
>
> Best regards,
>
> Wim Jongman
>
> *Sent from a mobile device. Pardon my brevity.
>
> ________________________________
> From: nebula-dev-boun...@eclipse.org <nebula-dev-boun...@eclipse.org> on
> behalf of Matthias Paul Scholz <matthias.paul.sch...@gmail.com>
> Sent: Monday, February 12, 2018 3:47:08 PM
> To: Nebula Dev
> Subject: Re: [nebula-dev] Building Nebula
>
> Hi Lars,
>
> The issue seems to arise from the fact that the top level container pom
> contains the two modules
>
> - releng/org.eclipse.nebula.nebula-release
> - releng/org.eclipse.nebula.nebula-incubation
>
> In both of these modules, the module
> ../../examples/org.eclipse.nebula.examples
> is referenced, which appears to violate the constraint that "The coordinates
> for a project as given by its group id, artifact id and version must be
> unique within a reactor build".
>
> Hence with the actual state of the module structure, I guess you need to
> build on the level of one of the two modules stated above instead of on the
> Nebula project top level.
>
> Best,
>   MP
>
>
>
> 2018-02-12 11:54 GMT+01:00 Lars Vogel <lars.vo...@vogella.com>:
>>
>> Hi,
>>
>> how do I build the Nebula project?
>>
>> mvn clean verify result in the following error:
>>
>> [INFO] Scanning for projects...
>> [ERROR] [ERROR] Project
>> 'org.eclipse.nebula:org.eclipse.nebula.examples:1.0.4-SNAPSHOT' is
>> duplicated in the reactor @
>> [ERROR] Project
>> 'org.eclipse.nebula:org.eclipse.nebula.examples:1.0.4-SNAPSHOT' is
>> duplicated in the reactor -> [Help 1]
>> [ERROR]
>> [ERROR] To see the full stack trace of the errors, re-run Maven with
>> the -e switch.
>> [ERROR] Re-run Maven using the -X switch to enable full debug logging.
>> [ERROR]
>> [ERROR] For more information about the errors and possible solutions,
>> please read the following articles:
>> [ERROR] [Help 1]
>> http://cwiki.apache.org/confluence/display/MAVEN/DuplicateProjectException
>>
>> Or is this simply a bug?
>>
>> Best regards, Lars
>>
>> --
>> Eclipse Platform project co-lead
>> CEO vogella GmbH
>>
>> Haindaalwisch 17a, 22395 Hamburg
>> Amtsgericht Hamburg: HRB 127058
>> Geschäftsführer: Lars Vogel, Jennifer Nerlich de Vogel
>> USt-IdNr.: DE284122352
>> Fax (040) 5247 6322, Email: lars.vo...@vogella.com, Web:
>> http://www.vogella.com
>> _______________________________________________
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>
>
>
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-- 
Eclipse Platform project co-lead
CEO vogella GmbH

Haindaalwisch 17a, 22395 Hamburg
Amtsgericht Hamburg: HRB 127058
Geschäftsführer: Lars Vogel, Jennifer Nerlich de Vogel
USt-IdNr.: DE284122352
Fax (040) 5247 6322, Email: lars.vo...@vogella.com, Web: http://www.vogella.com
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