When you import files, export files, or link files in Access, some file types are missing from the Files of type
drop-down box in the Import
dialog box , the Export
dialog box , or the Link
dialog box. If you try to import, export, or link a file by using an
indexed sequential access method (ISAM) driver, you may receive an error
message if Microsoft Access cannot find the ISAM driver.
ISAM drivers are used by Access to update file formats
other than its own. If the path to the ISAM driver in your Windows registry is
not valid, or if the ISAM driver does not exist, you may receive one of the following
Error message 1
Could not find installable ISAM
Error message 2
The wizard is unable to access information
in the file '<pathname>'. Please check that the file exists and is the
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:
How to back up and restore the registry in Windows
To correct the problem, you must correct path name errors
in the registry, and install or replace the problem file.
In the case
of the first error message, the file name is directly related to the attempted
In the case of the second error message, the file name is
mentioned in the text of the message.
- Locate the relevant file in the following table.
Collapse this tableExpand this table
|File name||Import/Export ISAM for:||Windows
- Use Windows Explorer to search for the file.
- If the file is found, record its path name; if it is not
found, proceed to step 9.
- Start Registry Editor.
- Browse to the registry subkey described in the table, and
check the path name against the actual path name.
- Correct the path name if it is incorrect; proceed with
these steps if it is correct.
- Quit Registry Editor. If you changed the path name, repeat
the process that produced the original error.
- If the error persists, or if the path name was correct in
step 6, rename the file.
- Start the Add/Remove Programs
- Start the Office Setup program by clicking
Change button against its entry in Add/Remove
Programs and select the option to Repair or Reinstall
For more information about editing the registry, type
in the Office Assistant, and then click Search
to view the topics returned.