Error: Object reference not set to an instance of an object when logging in

Teachers receive error when trying to log in. Error: Object Reference Not Set to an instance of an object.  This can happen for various reasons, such as when a user is idle or the cache setting is too low. 
Download and install the latest patch, which contains all fixes from previous patches. If you are running an older version, download and install the latest version and then the patch. 
 

Alternative solution:
Try each of the following steps in order until the issue is resolved:

  1. Have all users exit FAWeb
  2. Restart the IIS Admin Service
  3. On the Web server, browse to the FAWEB7 folder
  4. Double-click the Web.config file to open it in Notepad
  5. Search for the <add key="CacheExpiration" value="5" /> line in the 3rd section.
  6. Change the value="5" to a number between 30 and 60.  The number listed represents the number of minutes before the system refreshes.
  7. Select File, Save from the menu bar
  8. Select File, Exit from the menu bar
  9. Clear the server cache in Faculty Access for the Web.
  10. Uninstall and re-install Faculty Access for the Web 7
  11. Within The Education Edge, go to Administration, Set up system security, and delete and recreate the username. Remember that a deleted username cannot be reused, so you may want to rename the username by adding extra letters or numbers first.

Environment

 FAWeb 7.83.0.28
 FAWeb 7.83.0.29

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