Case Summary: Installing on 64 bit Windows OS but running 32 bit IIS and 32 bit Access Drivers
Many users are now upgrading or installing 64 bit Windows OS versions. There are several issues to consider when migrating to 64 bits.
(1) If you are running MS Access as the backend database, you must run the web server (IIS) in 32 bit mode to be compatible with the 32 bit ODBC drivers for Access. Microsoft does not provide a 64 bit Access driver.
For information on how to configure this setup
(1) Configure IIS in 32 bit mode
(2) Find and configure the 32 bit ODBC driver for Access on a 64 bit machine