In this blog post, you’ll learn more about the SQL Server Error Code 8012 and the error message description that is shown
SQL Server Error Code
8012
SQL Server Error Description for the Code :8012
The incoming tabular data stream (TDS) remote procedure call (RPC) protocol stream is incorrect. Parameter %d (“%.*ls”): Data type 0x%02X (sql_variant) has an invalid precision or scale for type-specific metadata.