Hi, I am getting the following error repeatedly. I dont see any permissions problem. I am using NT 4.0 Can someone help me ? Thanks -hari z:\pka\nac\ws0\design\pbctl\rtl>cvs up cvs up RCS file: \\vlsi1\d\users\repos\nac1_00/design/pbctl/rtl/sdramctl.v,v retrieving revision 1.33 retrieving revision 1.39 Merging differences between 1.33 and 1.39 into sdramctl.v cvs update: Updating . cvs update: could not open output file: Permission denied cvs update: subsidiary diff failed