>Hi Dorin
>
>>You can verify at application startup if registry entry for DSN exists, based on folder checksum value. If not, create the entry.
>>You can also check if connection string is the one needed. If not, overwrite it with new appropriate values.
>
>Hey this is nice one time work at startup. Few of more questions
>
>- I will have to remake the RV to use connections instead of ODBC DSN
>- The same connection is common for all the RV's in the DBC
>- Change the connection settings, if and when required, and all the RV's in the DBC are up to speed onto this new ODBC DSN as named in the connection

Hi
Yes, is better to use connection, imo.
Try to create a connection with the same name as DSN, I think that will have higher priority than ODBC DSN.