SYMPTOM:
when running a report in Strategy Developer 9.x against a Microsoft Access database, following error message appears:

Error type: Odbc error. Odbc operation attempted: SQLExecDirect. Reserved error (-1001); there is no message for this error. Connection String: DSN=Strategy_Tutorial_Data;DBQ=C:\Program Files\MicroStrategy\Tutorial Reporting\TUTORIAL_DATA_7200.MDB;DRIVERID=25;FIL=MS Access;

ACTION:
Use the 'Join 89' setting which is the default option in VLDB settings.
Refer to the following technical note for more details of Join 89 and Join 92 in VLDB settings:
KB3872 (KB5700-7X0-0066): Join 89 versus Join 92: How to set MicroStrategy Desktop to perform a join in the FROM clause or the WHERE clause