Outlook could not create the work file error when you start Outlook

 When  start Microsoft Outlook, you receive the following error message:

1. Exit Outlook.

2. Start Registry Editor. To do this, use one of the following procedures, as appropriate for your situation:

   • Windows 10, Windows 8.1, and Windows 8: Press Windows Key+R to open a Run dialog box. Type regedit.exe and then press OK.
   • Windows 7 or Windows Vista: Select Start, type regedit.exe in the search box, and then press Enter.

3. Locate and then select the following subkey:
   

   Computer\HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders

4. Right-click the Cache key, and then select Modify.

    Note

   The Cache string value varies, depending on your version of Windows.

   Windows 10, or Windows 8.1

   DWORD: Cache
   Type: REG_EXPAND_SZ
   Data: %USERPROFILE%\AppData\Local\Microsoft\Windows\INetCache

   Windows 8, Windows 7, or Windows Vista

   DWORD: Cache
   Type: REG_EXPAND_SZ
   Data: %USERPROFILE%\AppData\Local\Microsoft\Windows\Temporary Internet Files

   Windows XP

   DWORD: Cache
   Type: REG_EXPAND_SZ
   Data: %USERPROFILE%\Local Settings\Temporary Internet Files

5. On the File menu, select Exit to exit Registry Editor.