When you are using Word as your e-mail editor and receive the following error message:
Microsoft Word is set to be your e-mail editor. However, Word is unavailable, not installed, or is not the same version as Outlook. The Outlook e-mail editor will be used instead. An OLE registration error occurred. The program is not correctly installed. Run Setup again for the program.
To fix: Close all office applications and go to Start menu, Run (or use Windows key + R) and type (or copy and paste)
Press Enter or click OK to restart Outlook.
In rare cases you may need to use the full path to the OLE32.dll and would use this command line:
Or, you need to use an elevated prompt, ie, you need to use 'run as administrator'
To do this, type cmd in the start menu's search field or go to Start > All Programs > Accessories and locate Command Prompt
Right-click on Command Prompt and then choose Run as administrator.
At the prompt, type