Troubleshooting Error: 18452 Login failed for user

Error: 18452 Login failed for user ‘null‘, … •          “Null” or ‘’ means that client windows token is not trusted •          Kerberos authentication is not available, fallback to NTLM (not in a domain, SPN not registered) •          Solution: Create the same account, password on the SQL Server •          Delegation may be required (at least one…

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