[java] [p2.director] Missing requirement: Xtext Generator 2.9.2.v201603040440 (org.eclipse.xtext.generator 2.9.2.v201603040440) requires 'bundle org.eclipse.xtext.xtext.generator [2.9.0,3.0.0)' but it could not be found
[java] [p2.mirror] Unable to satisfy dependency from org.eclipse.xtext.xbase.ui 2.9.2.v201603040440 to bundle org.eclipse.xtext.xbase.ide [2.9.0,3.0.0). [java] [p2.mirror] Unable to satisfy dependency from org.eclipse.xtext.generator 2.9.2.v201603040440 to bundle org.eclipse.xtext.xtext.generator [2.9.0,3.0.0). [java] [p2.mirror] Messages while mirroring artifact descriptors.