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Eclipse Community ForumsProblem generating in Xtext 2.0
https://www.eclipse.org/forums/index.php/mv/msg/210734/677183/#msg_677183
I installed Eclipse 3.7 RC3 + Xtext 2.0 and am getting the error below when
I try to generate using my mwe2 file. I am able to generate using the
DomainModel example. I was able to generate using Eclipse 3.6.2 + Xtext
1.0.2 using the same mwe2 file.
Am I missing something?
4 [main] ERROR mf.mwe2.launch.runtime.Mwe2Launcher - Nullparser
java.lang.UnsupportedOperationException: Nullparser
at
org.eclipse.xtext.parser.antlr.IAntlrParser$NullParser.parse(IAntlrParser.java:39)
at org.eclipse.xtext.resource.XtextResource.doLoad(XtextResource.java:146)
at
org.eclipse.xtext.linking.lazy.LazyLinkingResource.doLoad(LazyLinkingResource.java:63)
at
org.eclipse.emf.ecore.resource.impl.ResourceImpl.load(ResourceImpl.java:1511)
at
org.eclipse.emf.ecore.resource.impl.ResourceImpl.load(ResourceImpl.java:1290)
at
org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoad(ResourceSetImpl.java:255)
at
org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoadHelper(ResourceSetImpl.java:270)
at
org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.getResource(ResourceSetImpl.java:397)
at
org.eclipse.xtext.resource.SynchronizedXtextResourceSet.getResource(SynchronizedXtextResourceSet.java:23)
at org.eclipse.emf.mwe2.launch.runtime.Mwe2Runner.run(Mwe2Runner.java:47)
at
org.eclipse.emf.mwe2.launch.runtime.Mwe2Launcher.run(Mwe2Launcher.java:74)
at
org.eclipse.emf.mwe2.launch.runtime.Mwe2Launcher.main(Mwe2Launcher.java:35)]]>Mary Komor2011-06-07T19:28:34-00:00Re: Problem generating in Xtext 2.0
https://www.eclipse.org/forums/index.php/mv/msg/210734/677209/#msg_677209
it seems you still have some Xtext 1.0.x stuff installed or on classpath. please make sure that your workflows project has deps to the Xtext 2.0.0 plugins. see Migrating from Xtext 1.0.x to 2.0 from the docs
~Christian]]>Christian Dietrich2011-06-07T20:31:49-00:00Re: Problem generating in Xtext 2.0
https://www.eclipse.org/forums/index.php/mv/msg/210734/677241/#msg_677241
Xtext 2.0 requires Antlr 3.2. Please make sure that the parser generator
is available in exactly that version. The easiest way would be to
install Xtext from http://download.itemis.com/updates/milestones
Regards,
Sebastian
--
Need professional support for Eclipse Modeling?
Go visit: http://xtext.itemis.com
Am 07.06.11 21:28, schrieb Mary Komor:
> Hi,
>
> I installed Eclipse 3.7 RC3 + Xtext 2.0 and am getting the error below
> when I try to generate using my mwe2 file. I am able to generate using
> the DomainModel example. I was able to generate using Eclipse 3.6.2 +
> Xtext 1.0.2 using the same mwe2 file.
>
> Am I missing something?
>
>
> 4 [main] ERROR mf.mwe2.launch.runtime.Mwe2Launcher - Nullparser
> java.lang.UnsupportedOperationException: Nullparser
> at
> org.eclipse.xtext.parser.antlr.IAntlrParser$NullParser.parse(IAntlrParser.java:39)
>
> at org.eclipse.xtext.resource.XtextResource.doLoad(XtextResource.java:146)
> at
> org.eclipse.xtext.linking.lazy.LazyLinkingResource.doLoad(LazyLinkingResource.java:63)
>
> at
> org.eclipse.emf.ecore.resource.impl.ResourceImpl.load(ResourceImpl.java:1511)
>
> at
> org.eclipse.emf.ecore.resource.impl.ResourceImpl.load(ResourceImpl.java:1290)
>
> at
> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoad(ResourceSetImpl.java:255)
>
> at
> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoadHelper(ResourceSetImpl.java:270)
>
> at
> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.getResource(ResourceSetImpl.java:397)
>
> at
> org.eclipse.xtext.resource.SynchronizedXtextResourceSet.getResource(SynchronizedXtextResourceSet.java:23)
>
> at org.eclipse.emf.mwe2.launch.runtime.Mwe2Runner.run(Mwe2Runner.java:47)
> at
> org.eclipse.emf.mwe2.launch.runtime.Mwe2Launcher.run(Mwe2Launcher.java:74)
> at
> org.eclipse.emf.mwe2.launch.runtime.Mwe2Launcher.main(Mwe2Launcher.java:35)
>
>]]>Sebastian Zarnekow2011-06-07T22:04:47-00:00Re: Problem generating in Xtext 2.0
https://www.eclipse.org/forums/index.php/mv/msg/210734/677268/#msg_677268
Platform. It's working now. Thanks for your help!
Mary
"Sebastian Zarnekow" <Sebastian.Zarnekow@itemis.de> wrote in message
news:ism6jh$6cf$1@news.eclipse.org...
> Hi Mary,
>
> Xtext 2.0 requires Antlr 3.2. Please make sure that the parser generator
> is available in exactly that version. The easiest way would be to install
> Xtext from http://download.itemis.com/updates/milestones
>
> Regards,
> Sebastian
> --
> Need professional support for Eclipse Modeling?
> Go visit: http://xtext.itemis.com
>
> Am 07.06.11 21:28, schrieb Mary Komor:
>> Hi,
>>
>> I installed Eclipse 3.7 RC3 + Xtext 2.0 and am getting the error below
>> when I try to generate using my mwe2 file. I am able to generate using
>> the DomainModel example. I was able to generate using Eclipse 3.6.2 +
>> Xtext 1.0.2 using the same mwe2 file.
>>
>> Am I missing something?
>>
>>
>> 4 [main] ERROR mf.mwe2.launch.runtime.Mwe2Launcher - Nullparser
>> java.lang.UnsupportedOperationException: Nullparser
>> at
>> org.eclipse.xtext.parser.antlr.IAntlrParser$NullParser.parse(IAntlrParser.java:39)
>>
>> at
>> org.eclipse.xtext.resource.XtextResource.doLoad(XtextResource.java:146)
>> at
>> org.eclipse.xtext.linking.lazy.LazyLinkingResource.doLoad(LazyLinkingResource.java:63)
>>
>> at
>> org.eclipse.emf.ecore.resource.impl.ResourceImpl.load(ResourceImpl.java:1511)
>>
>> at
>> org.eclipse.emf.ecore.resource.impl.ResourceImpl.load(ResourceImpl.java:1290)
>>
>> at
>> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoad(ResourceSetImpl.java:255)
>>
>> at
>> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoadHelper(ResourceSetImpl.java:270)
>>
>> at
>> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.getResource(ResourceSetImpl.java:397)
>>
>> at
>> org.eclipse.xtext.resource.SynchronizedXtextResourceSet.getResource(SynchronizedXtextResourceSet.java:23)
>>
>> at org.eclipse.emf.mwe2.launch.runtime.Mwe2Runner.run(Mwe2Runner.java:47)
>> at
>> org.eclipse.emf.mwe2.launch.runtime.Mwe2Launcher.run(Mwe2Launcher.java:74)
>> at
>> org.eclipse.emf.mwe2.launch.runtime.Mwe2Launcher.main(Mwe2Launcher.java:35)
>>
>>
>]]>Mary Komor2011-06-08T00:04:49-00:00