This article was previously published under Q310937
Advanced: Requires expert coding, interoperability, and multiuser skills.
This article applies only to a Microsoft Access database (.aacdb or .mdb)This article applies only to a Microsoft Access database (.mdb).
When you try to open a Microsoft Access 97 or Access 2000 database in Access 2002, in Microsoft Office Access 2003, or inMicrosoft Office Access 2007, you may receive one of the following error messages:
Cannot open a database created with a previous version of your application.
Cannot open database PathToDatabase It may not be a database that your application recognizes, or the file may be corrupt.
When you try to convert an Access 2002 or later database into the Access 97 file format, you may receive the following error message:
Couldnot find installable ISAM.
To resolve this behavior, use one of the following methods.
Method 1: Reregister the Dao360.dll file and the Msrd3x40.dll file
To reregister these files, follow these steps:
Click Start, and then click Run.
Type regsvr32 followed by the path to your DAO file. Enclose this path in quotation marks.
For example, to register the DAO 3.6 library, use the following command:
If the Dao360.dll file is successfully registered, you receive a message that is similar to the following message:
DllRegisterServer in C:\Program Files\Common Files\Microsoft Shared\DAO\Dao360.dll succeeded.
Repeat step 2 to register the Msrd3x40.dll file by using the following command. regsvr32 "c:\WINDOWS\system32\msrd3x40.dll"
Method 2: Restore the correct registry settings
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows