[Workaround] Server is not accessible. You might not have permission to use this network resource.

\\(SERVER IP or HOSTNAME) is not accessible. You might not have permission to use this network resource.
Contact the administrator of this server to find out if you have access permissions.
Multiple connections to a server or shared resource by the same user, using more than one user name, are not allowed.
Disconnect all previous connections to the server or shared resource and try again
This is just a quick work around of the issue, it is always better to fix the root cause of the issue.