MS Access database recovery

Have you tried creating a NEW MDB, and then IMPORTING the objects from the Crashed/Corrupted MDB?

This will SOMETIMES serve to rescue most if not all of the corrupted entities .

Or:
You can try:
eRepair Access is a powerful Access database recovery solution for damaged *.mdb and *.accdb files created in Access 2000 and above. Having such a tool at hand immediately after a database file corruption incident may save you a great deal of time, nerve and, of course, an ample amount of money that would otherwise be paid to third-party recovery services. With eRepair Access, you don't need to depend on anyone and entrust your Access data (often quite sensitive) into somebody else's hands. You don't have to wait. You don't have to call it a day knowing that the damaged Access file will not be restored (if at all) until tomorrow. With eRepair Access, you can be back in the game within minutes!

For more information: http://access.erepairtools.com/

If doesn't help, look here: http://www.filerepairforum.com/forum/microsoft/microsoft-aa/access/933-ms-access-database-recovery

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Automatically find, undelete and recover deleted and damaged Access databases as well as MDB and ACCDB files stored on formatted disks and flash drives.

To get more relevant info and FREE trail of this software visit here:-

Professional Access database repair software that fixes corruption in 'MDB' or 'ACCDB' database files of MS Access and restores all objects to a new Access database at a user-specified location. Read more :- Stellar Phoenix Access Recovery

I would recommend for Access file repair software to Repair MDB and ACCDB database files that may get corrupt, damaged or inaccessible due to a number of unseen reasons.
For more detailed information you can use the :-
Access File Recovery Software

Kernel for Access file repair tool is an advance and powerful recovery software that helps in repairing the damaged or inaccessible MDB and ACCDB files of MS access database. It repairs corrupt access file with all objects of MS Access including table data, tables, keys, relationships etc. Evenly software also restore the records that have been previously deleted from access database. It supports MS Access 2013/2010/2007/2003/XP/2000/97/95.

For more details about this tool please visit here:-
Repair Fix Access Database File Errors

Best solution to get back your corrupted queries, reports, forms, tables, macros and all other object of access database (.accdb or .mdb) file. Go through: Stellar Phoenix Access Database Repair

In my experience, you'll probably have to revert to backup.