I had the same problem last November on a B box, tried all the Helpful Hints without success. Shutdown the machine on New Year's day, booted up in single user mode, did a file system check, had a couple of minor errors. Rebooted and problem was solved. Never did identify the cause. Ken Moore Celanese Emulsions Enoree Plant ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please visit http://www.messagelabs.com/email ______________________________________________________________________ _______________________________________________________________________ This mailing list is neither sponsored nor endorsed by Invensys Process Systems (formerly The Foxboro Company). Use the info you obtain here at your own risks. Read http://www.thecassandraproject.org/disclaimer.html foxboro mailing list: //www.freelists.org/list/foxboro to subscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=join to unsubscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=leave