Multiple connections to a server or shared resource by the same user, using more than one user name, are not allowed

Question

Using Windows 2008 R2. On our server we get this error: \"Multiple connections to a server or shared resource by the same user, using more than one user name, are not allowe

Answer 1

It seems it is enough to restart the windows explorer service:

1. Open task manager
2. Find the Windows Explorer proces
3. Select it. After selection, the "Restart" button will appear in the bottom right corner.
4. Click the "restart" button. Windows explorer will be reloaded.

It helped in my case.