Hi Gary,
This issue might be caused by the following:
A) Corrupt user profile: At times user profiles get corrupted. And you might encounter these error code or messages.
B) Corrupt or missing WD Smart Ware program: This issue might also be caused by a corrupt program or program files missing.
I suggest you to uninstall the WD Smart Ware program form the computer, you won’t get this error message.
Based on your previous reply you don’t use the WD for back up you just use it for pictures so uninstalling this WD software will not impact you.
Please follow the below methods and check if it helps:
Method 1: uninstall the program
Please follow the below article which will help you uninstall the program.
Please refer to the article above and uninstall all WD related software’s.
If you need this programs back please reinstall the programs.
If you are not able to find any program associated with WD follow the below installer cleanup utility to clean up the traces of WD.
http://support.microsoft.com/kb/290301
Method 2: create a new user account and check
If this problem is related to user account corruption. I would recommend you to create a new user account and check if it helps.
To create a new account please follow the below article:
http://windows.microsoft.com/en-us/windows/create-user-account#create-user-account=windows-7
And refer to: My computer is in a workgroup
Hope this information helps. For any further Windows related assistance, feel free to contact us and we will be happy to help.