Subject:xQuery transformation encountered a NullPointerException Author:Julio Zhu Date:05 Aug 2009 11:21 PM
Hi,
I am an engineer from EMC and I'm using Stylus Studio Enterprise 2007 Release 2.
I have an xQuery project,every time I preview and run this using the DataDirect process it error'ed out with the following exceptions.
Please help!
java.lang.NullPointerException
at com.ddtek.xquery.mediator.algebra.RewriteFinalizeSources$RewriteFinalizeSourcesVisitor.visit(RewriteFinalizeSources.java:265)
at com.ddtek.xquery.mediator.algebra.XSource.accept(XSource.java:843)
at com.ddtek.xquery.mediator.algebra.AlgebraPostOrderSubstituteRemoveVisitor.visitXJoinOperator(AlgebraPostOrderSubstituteRemoveVisitor.java:429)
at com.ddtek.xquery.mediator.algebra.AlgebraPostOrderSubstituteRemoveVisitor.visit(AlgebraPostOrderSubstituteRemoveVisitor.java:79)
at com.ddtek.xquery.mediator.algebra.XDJoin.accept(XDJoin.java:59)