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I created a new project using the maven archetype with the following command: mvn archetype:generate -DarchetypeGroupId=org.eclipse.xtend -DarchetypeArtifactId=xtend-archetype -DarchetypeCatalog=http://build.eclipse.org/common/xtend/maven/ The project has been successfully created, but calling "mvn clean install" leads to the following error message (see attached log file for 2.4.1-SNAPSHOT): [INFO] ------------------------------------------------------------------------ [ERROR] FATAL ERROR [INFO] ------------------------------------------------------------------------ [INFO] java.lang.IllegalStateException: Unresolved proxy http://www.eclipse.org/xtend#//XtendFile. Make sure the EPackage has been registered. [INFO] ------------------------------------------------------------------------ [INFO] Trace org.eclipse.xtext.parser.ParseException: java.lang.IllegalStateException: Unresolved proxy http://www.eclipse.org/xtend#//XtendFile. Make sure the EPackage has been registered. at org.eclipse.xtext.parser.antlr.AbstractAntlrParser.doParse(AbstractAntlrParser.java:105) After changing the version from 2.4.1-SNAPSHOT to 2.4.1 the error still exists (see attached log file for 2.4.1). I'm using Maven 2.2.1 with Java version 1.6.0_29 (64-bit).
Created attachment 232217 [details] Console output with version 2.4.1-SNAPSHOT
Created attachment 232218 [details] Console output with version 2.4.1
Created attachment 232219 [details] test project
Ok. Seems to be a problem with Maven 2. With Maven 3 the build is successful. Any chance to fix the problem with Maven 2 or is Maven 3 the only Maven version that will be supported?
Sorry, we cannot effort maintaining a maven 2 plugin.
Ok. I expected that answer. That's a good argument to let our project switch to Maven 3 ;-).
Requested via bug 522520. -M.