Enable Logging to Trouble Shoot Availability Service in Outlook 2007
If your having trouble with the availability service, you are able to enable some diagnostic logging in Outlook 2007 to help you trouble shoot it. This logging applies to other stuff as well, but you will see all errors regarding free/busy!
1. In outlook go to Tools->Options->Other->Advanced Options and check enable logging 2. Click ok and get out of the dialogs. 3. Now, try getting free/busy. 4. Open %temp% folder. 5. Look in the olkdisc.log and olkas\