Error message microsoft odbc driver manager connection not open

Best Answer. ACCEPTED ANSWER. Hi @raki, Try to configure both user DSN and System DSN for this connection in the ODBC data source, and create DSN and test in both bit/bit ODBC data source. Or also try to directly specify the driver name in connection string.  · In reference to the error: [Microsoft][ODBC Driver Manager] Data source name not found and no default driver specified. That error means that the Data Source Name (DSN) you are specifying in your connection configuration is not being found in the windows www.doorway.rus: 3.  · Problem. Error Error number [Oracle] [ODBC Oracle Driver]Connection not open. [Microsoft] [ODBC Driver Manager] The driver returned invalid (or failed to return) SQL_DRIVER_ODBC_VER: %s [Microsoft] [ODBC Driver Manager] Function sequence error when trying to connect to Oracle using the Oracle ODBC driver.

Quote: "ERROR [IM] [Microsoft] [ODBC Driver Manager] Data source name not found and no default driver specified". This error is typically thrown because the code is specifying a DSN that does not exist. So, please make sure you are referencing a DSN that has been created. You can refer to this article below. This might be probably due to windows version problem. Your laptop might be running on bit os and your desktop might be running on 32 bit os. Create a new DSN on your desktop using bit odbc data source administrator and try www.doorway.ru is nothing wrong with the code. Show activity on this post. ODBC error: [Microsoft] [ODBC driver manager] connection not open. If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed.

Mar 8, This might be probably due to windows version problem. Your laptop might be running on bit os and your desktop might be running on 32 bit. (Error) 10/1/ ODBC Error: State, Msg:[Microsoft][ODBC Driver Manager] Connection not open (Debug) 10/1/ Radius. I have an issue with connecting to MySQL ODBC driver on our new server win Connection not open Source: [Microsoft][ODBC Driver Manager].