Error 40: Could not open a connection to SQL Server
32802
error: 40 - Could not open a connection to SQL Server
87237
Getting HRESULT E_FAIL error when trying to open database connection via connection file
123126
Why does query error with empty result set in SQL Server 2012?
126299
i want to connect to SSMS database from eclipse but it throws SQLserverException
96229
'Failed to login: Invalid ip' when connecting to servers
25158
Why has my database connection failed?
133057
How to connect to local instance of SQL Server 2008 Express
129570
Microsoft SQL DatabaseLink connection using Windows Authentication
144546
SQL Server 2008 Windows Auth Login Error: The login is from an untrusted domain
28601
Why does the connection time out when connecting to a server?
84672
Dealing with ArcSDE connection limit exceeded?
115312
SQL Server 2008 server cannot connect to itself with alias name or "localhost"
130534
Getting errors when installing and using sp_blitz with `sqlcmd.exe`?
145739
Failed to start TSQL debugger
37185
No SA password. No SQL Server Management Studio. No OS authentication
151250
SQL Server address to connect using php
6865
How do I allow remote connection in SQL Server 2008 Express