Occasionally the error message "MS-SQL server basics class" appears when the specified network name is no longer available, especially when a file is downloaded)

Occasionally:

 

{"A transport-level error has occurred when processing ing results from the server. (provider: TCP provider, error: 0-the specified network name is no longer available .) "} System. Exception {system. Data. sqlclient. sqlexception}

Solution:
If your server is 2003, if your server has a dual-nic, you need to remove all the hooks in the settings of the other Nic, including TCP/IP, and then disable them, if you only use the Restricted Area and do not cancel it, there will also be problems ...... Do not restart after setting ..