Server 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.
Some time you cannot accessible the particular Server / Computer. At the mean time you can able to access other Servers / Computers. When trying to accessing you will get following error...---------------------------
Windows Explorer
---------------------------
\\vss 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.
The user name could not be found.
---------------------------
OK
---------------------------
Reason of an Issue:
You was changed domain / user's login. Also you was saved Path, Username and Password when previous accessing time. Due to this reason, when you trying to access, it will search previously saved Path and Login details. So it was omitting error like that.
Solutions:
Go to Control Panel → and find User Accounts
Open User Accounts
Select Advanced tab
Click Manage Passwords and click the Remove button.
Then close it and try to access.
Enjoy!!!