If you have Service Pack 2 installed in your system, then follow the steps mentioned below: Move the file that is causing trouble to trash. Move all the files one by one back to their original position and see if Outlook is hanging. For this you will need to isolate the file that is causing the problem. If Outlook is not crashing or hanging, then there are some issues with the files. In case few files are missing, move the remaining files as some files do not get created until an Outlook feature is used.
One prerequisite to follow before performing the given procedure is to check whether Service Pack 2 is installed in your machine. Manually Fix Outlook for Mac 2011 Crashes or Hangs at Start up Issue