Error message when you click Additional Benefit Information in Benefits Self Service in Business Portal for Microsoft Dynamics GP 2010: "Server Error in '/' Application The remote server returned an error: (401) unauthorized"

1. At the web server where Business Portal is installed, open Windows Explorer and go to the Business Portal web.config file. The default location is
C:\inetpub\wwwroot\wss\VirtualDirectories\81.

2. Right-click the web.config file and click copy. Right-click in Windows Explorer and click paste to paste a copy in the same folder.

3. Right-click the web.config file and open the file in a text editor such as Notepad.

4. Click Edit and then click Find. Find "DynamicsGPWCFService" in the file.

5. Verify the Web Services port number, the default port is 48620 similar to below.

address="http://SERVERNAME:48620/Dynamics/GPService/GPService

6. Click Edit and then click Find. Find "BSSWebService".

7. Verify the Web Services port number, the default port is 48620 similar to below

 address="http://SERVERNAME:48620/Dynamics/BSSService/Benefit_Self_Service

8. Close and save the file.

9. Launch Business Portal and verify the error does not appear.