Files
lazarus-ccr/components/tvplanit/examples/datastores/flex/access/empty db

Copy one of these two empty Access database file to the parent folder.

If you copied "data.mdb" then you must activate the define MDB in the head of
unit "Unit".

If you copied "data.accdb" then you must activate the define ACCDB.

Don't activate both!

Note: On 32-bit systems the ACCDB format has issues.