A “[Microsoft][ODBC SQL Server Driver] Protocol error in TDS Stream” Error Occurs When Attempting to Connect to a Database through Microsoft ODBC SQL Server Driver.
Summary
When attempting to connect to a data source using the Microsoft ODBC SQL Server Driver, you may receive one of the following errors:
- The EMS System encountered a problem. Message: [Microsoft][ODBC SQL Server Driver] Protocol error in TDS Stream.
- The EMS System encountered a problem. Message: [Microsoft][ODBC SQL Server Driver] Unknown token received from SQL Server.
Cause
The November 8, 2022 Windows updates introduced a known issue that can affect applications using ODBC database connections.
Related Links
Windows 11 Updates for November 8, 2022 KB5019980 (OS Build 22621.819)
Windows 8.1, Windows Server 2012 R2 Updates for November 8, 2022 KB5020023 (Monthly Rollup)
Windows 7, Windows Server 2008 R2 Updates for November 8, 2022 KB5020000 (Monthly Rollup)