Hi, Can you try the LD_ASSUME_KERNEL as explained in a previous post ? http://groups.google.com/group/comp.cad.cadence/browse_thread/thread/cba0d4ce6d7f9bdb/0871fbe7b9c309ba?lnk=st&q=LD_ASSUME_KERNEL#0871fbe7b9c309ba Hope this help ! You better get in touch with your favourite Cadence Sup****t Engineer otherwise. Riad.