This error message could be: “Trying to open a connection to the database with the connection string P:\Timecard\TimeCard3.mdb System error message: Microsoft] [ODBC Driver Manager] Can not find the data source name, and it is not set any standard driver.”
This error will occur if you do not have the correct ODBC driver installed.
To add an ODBC driver:
Go to the Control Panel and open Administrative Tools.
Select Data Sources (ODBC).
Click on Add.
Select Microsoft Access (.mdb).
Click on Finish.