Qnap Exel / Word Files “Access Denied. Contact Your Administrator” Problem & How To Solve

To resolve this issue for Excel 2013 on a computer that has Windows 8 or Windows 8.1 installed or for Excel 2010, apply the following appropriate update and follow the steps in the ”Registry key information” section: 

Note To resolve this issue for Excel 2013 on a computer that has Windows 7 installed, you only have to follow the steps in the ”Registry key information section.

Registry key information

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:

You have to follow these steps to enable the hotfix:

1. Click Start, click Run, type regedit in the Open box, and then click OK.
2. Locate and then select one of the following registry subkeys:
   
   For Excel 2010
   HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\General

   For Excel 2013

   HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\Common\General
3. On the Edit menu, point to New, and then click DWORD (32-bit) Value.
4. Type EnableSimpleCopyForSaveToUNC, and then press ENTER.
5. In the Details pane, right-click EnableSimpleCopyForSaveToUNC, and then click Modify.
6. In the Value data box, type 1, and then click OK.
7. Exit Registry Editor.

Limitations

The resolution has the following limitations:

• If you do not have Delete permissions for the UNC share, the temporary copy of the original workbook is not deleted after you save the workbook.
  
  Notes
  • To delete the temporary copy of the original workbook, use a script from an account that has Delete permissions. These files follow the <eight letters or digits>.tmp naming scheme and can be safely deleted at any time without affecting Office 2010 and Office 2013.
  • You do not have this limitation if you have Delete permissions for the UNC share.
• If you are disconnected from the network when you try to save the workbook, the workbook may be corrupted.