Fix "Cannot generate SSPI context" Error in SQL Server - Microsoft Learn
: 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 Fix "Cannot generate SSPI context" Error in SQL
: This official tool from Microsoft Learn can scan your SQL instance and automatically identify missing or misconfigured SPNs. Fix "Cannot generate SSPI context" Error in SQL
: A time difference of more than 5 minutes between the client, server, and Domain Controller can break Kerberos tickets. Fix "Cannot generate SSPI context" Error in SQL
: Recent changes to service accounts or SPNs may not have replicated across all domain controllers yet. Recommended Troubleshooting Steps