Проблема при открытии файлов в общих папках через OWA

Проблема открытия файла в общих папках через OWA.

The website declined to show this webpage 
HTTP 403  

Решение проблемы (RESOLUTION)

1. Click Start, and then click Run.

2. In the Open box, type regedit, and then click OK.

3. Locate and then click the following registry key:

HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\MSExchangeWEB\OWA

4. On the Edit menu, point to New, and then click DWORD Value.

5. Type EnableFreedocs, and then press ENTER.

6. On the Edit menu, click Modify.

7. In the Value data box, type either 0, 1, 2 or 3 as per the list below, and click OK.

8. Quit Registry Editor.

The possible values for the Value data box are as follows:

0 = Freedocs are inaccessible in OWA. This is the default setting.

1 = Freedocs are accessible in OWA but only when accessed by the back-end server.

2 = Freedocs are accessible in OWA but only when accessed by the back-end server or via the front-end server with a host header that matches an entry in the registry value AcceptedAttachmentFrontEnds

3 = Freedocs are accessible everywhere.