Question:
Within a local area network (LAN), win10 run green version of the c # winform client program to connect to the database database Windows server2008 sometimes successfully, sometimes an error

CodePudding user response:

Should be IP drift caused by the problem, in the IP network are dead, give it a try

CodePudding user response:

Not, IP address has not changed, can be connected in the morning, afternoon can't connection, all other Windows 7 machine, this machine the other programs on the access to the SQL server is normal