FIX: Unable to Load Installable ISAM Error in Visual FoxPro 5

View products that this article applies to.

This article was previously published under Q162444

Symptoms

If you load Microsoft Office 97 prior to loading Visual FoxPro version 3.0 or 5.0 you receive the following error messages during the Visual FoxPro installation:

"Unable to load installable ISAM" "Can't load mspdox35.dll (error code=[error code])."

followed by these error messages:

"Error while configuring ODBC drivers!" "The configuration of the ODBC Microsoft Paradox Driver (*.db) driver failed."

Finally the error message that states that the "Microsoft Visual FoxPro setup was not completed successfully" is issued.

NOTE: This error may also refer to Msxbse35.dll, which is the Jet Xbase ISAM ODBC driver.

Errors may also occur on the following ODBC drivers:

MSEXCL35.DLL Excel ODBC driver
MSXBSE35.DLL xBase ODBC driver
MSTEXT35.DLL Text Files ODBC driver

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Cause

Microsoft Office 97 installs the ODBC driver version 3.50.x

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Resolution

Use the following steps to resolve the problem:

Restart the installation of Visual FoxPro.
Click custom install.
Click ODBC support and Change Option.
Click Desktop drivers and Change Option.
Deselect the Paradox driver and continue the installation.

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Status

Microsoft has confirmed this to be a problem in the Microsoft products listed at the beginning of this article. This problem has been fixed in Visual FoxPro 5.0a.

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