Hi when i tried to set up Assura for running LVS i got the following errors: *WARNING* Cannot create lock for /home/lokesh/work/umc130/lvs/ sj_opamp_4.hdr.lck **** aveng terminated abnormally ***** *WARNING* aveng exit with bad status *WARNING* Status 256 ***** aveng fork terminated abnormally ***** *WARNING* Assura execution terminated Can anybody guess what might be the error. Thanks and regards, Lokesh rajendran.