Null pointer exception when using transformXML

When I call transformXML, I get NullPoinerException. But that happens only in LN 7.0.2 client. It woks fine with LN 6.5.5 client.

I tried changing libraries (XML4J.jar, xercesImpl.jar), but nothing helped.

Any idea? Thanks…

Here is error message:

java.lang.NullPointerException

at org.apache.xalan.transformer.TransformerImpl.createSerializationHandler(TransformerImpl.java:1201)

at org.apache.xalan.transformer.TransformerImpl.createSerializationHandler(TransformerImpl.java:1040)

at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImpl.java:1246)

at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImpl.java:1229)

at lotus.domino.Processor.process(Unknown Source)

at lotus.domino.local.Item.transformXML(Unknown Source)

at JavaAgent.NotesMain(JavaAgent.java:141)

at lotus.domino.AgentBase.runNotes(Unknown Source)

at lotus.domino.NotesThread.run(Unknown Source)