The-target-principal-name-is-incorrect-cannot-generate-sspi-context -

The error message typically signals a failure in Kerberos authentication between a client and a SQL Server. It usually means the client cannot verify the identity of the server because of a mismatch or issue with the Service Principal Name (SPN) . Common Root Causes

: A time difference of more than 5 minutes between the client, server, and Domain Controller can break Kerberos tickets. The error message typically signals a failure in

: Recent changes to service accounts or SPNs may not have replicated across all domain controllers yet. Recommended Troubleshooting Steps : Recent changes to service accounts or SPNs

: Try connecting using the server's IP address. If it works, the issue is almost certainly related to SPN or DNS resolution, as IP connections often fall back to NTLM authentication instead of Kerberos. AI responses may include mistakes. Learn more AI responses may include mistakes