Brian Yanny and I tracked down the cause of the hangs/timeout we have been having recently. In fact, since we added the overscan rows to the images. This caused the clear ccd program to take longer than it used to. Longer, in fact than the time we had alloted for it to finish. We were trying to send commands to the camera before it was finished clearing. We put in a simple fix: we sleep for longer while we clear. This is implemented in v3_8 of DOP, which is now the current version. And to the DA guys: sorry. Once again we thought "how could it possibly be the camera?" when in fact it was... jim APO APO APO APO APO Apache Point Observatory 3.5m APO APO APO APO APO This is message 35 in the apo35-dsc archive. You can find APO the archive on http://astro.princeton.edu:82/apo35-dsc/INDEX.html APO To join/leave the list, send mail to apo35-request@astro.princeton.edu APO To post a message, mail it to apo35-dsc@astro.princeton.edu APO APO APO APO APO APO APO APO APO APO APO APO APO APO APO APO APO