Exclusive access to the database is not available because the database is in use

1. SQL Server Configuration Manager, double-click TCP/IP

TCP/IP Settings

Only the TCP port of the bottom ipall is set.

OK after you restart the SQL Server service, open SQL Server Management Studio, enter the server name into the 127.0.0.1[\ instance name], port number, and the port number is the port number you just set.

2. Network settings, for Windows Server 2008.

Control Panel, network and Sharing Center customization

3. Firewall

Control Panel->windows Firewall, exception add the SQL Server port you just set.

Exclusive access to the database is not available because the database is in use