User & #39; sa & #39; Logon Failed. Cause: it is not connected to the trusted SQLServer

Solution: logon to user sa fails. Cause: it is not associated with a trusted SQLServer connection. Solution: logon to user sa fails. Cause: it is not associated with a trusted SQLServer connection. I encountered this problem during my authentication today, so I sorted out my solutions for my friends who encountered the same problem.

Solution: User 'sa 'logon fails. Cause: it is not associated with a trusted SQL Server connection. Solution: User 'sa 'logon fails. Cause: it is not associated with a trusted SQL Server connection. I encountered this problem during my authentication today, so I sorted out my solutions for my friends who encountered the same problem.

Solution:User'Sa'LoginFailed.Cause: Not associatedTrustSQL ServerConnectionPhaseAssociation.

Solution:User'Sa'LoginFailed.Cause: Not associatedTrustSQL ServerConnectionPhaseAssociation. I encountered this problem during my identity verification today, so I sorted out my solutions for my friends who encountered the same problem: Problem description:User'Sa'LoginFailed.Cause: Not associatedTrustSQL ServerConnectionPhaseAssociation. Note: An unhandled exception occurs during the execution of the current Web request. Check the stack trace information for details about the error and the source of the error in the code. Exception details: System. Data. SqlClient. SqlException:User'Sa'LoginFailed.Cause: Not associatedTrustSQL ServerConnectionPhaseAssociation. Source error: My solution: this problem is generally caused by SQL Server not integrated with Windows authentication, so the solution is: 1 open the SQL Server Enterprise Manager. 2. Right-click the Server name and select "Edit SQL Server Registration attributes". Then, select "use windows Authentication" in the dialog box ". 3. Try it. No. Right-click Security Settings 4, select properties, and open the Security tab. 5. On the tab, select "SQL Server and Windows" for authentication.