java.lang.NullPointerException: This exception has no message.

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via Oracle Community by 609227, 1 year ago
java.lang.NullPointerException:
at oracle.toplink.internal.parsing.MinusNode.generateExpression(MinusNode.java:31)
at oracle.toplink.internal.parsing.EqualsNode.generateExpression(EqualsNode.java:43)
at oracle.toplink.internal.parsing.OrNode.generateExpression(OrNode.java:34)
at oracle.toplink.internal.parsing.AndNode.generateExpression(AndNode.java:31)
at oracle.toplink.internal.parsing.WhereNode.generateExpression(WhereNode.java:26)
at oracle.toplink.internal.parsing.ParseTree.generateExpression(ParseTree.java:153)
at oracle.toplink.internal.parsing.ParseTree.setSelectionCriteriaForQuery(ParseTree.java:326)
at oracle.toplink.internal.parsing.EJBQLParseTree.populateQuery(EJBQLParseTree.java:64)
at oracle.toplink.internal.parsing.ejbql.EJBQLParserFactory.populateQuery(EJBQLParserFactory.java:36)
at oracle.toplink.queryframework.EJBQLCall.populateQuery(EJBQLCall.java:168)
at oracle.toplink.internal.parsing.ejbql.EJBQLCallQueryMechanism.buildSelectionCriteria(EJBQLCallQueryMechanism.java:61)
at oracle.toplink.queryframework.DatabaseQuery.buildSelectionCriteria(DatabaseQuery.java:293)
at oracle.toplink.queryframework.ObjectLevelReadQuery.prePrepare(ObjectLevelReadQuery.java:1592)
at oracle.toplink.queryframework.ObjectLevelReadQuery.checkPrePrepare(ObjectLevelReadQuery.java:574)
at oracle.toplink.queryframework.ObjectLevelReadQuery.isLockQuery(ObjectLevelReadQuery.java:1495)
at oracle.toplink.internal.ejb.cmp.finders.Finder.checkLockQuery(Finder.java:285)

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