Microsoft KB Archive/224321

= XL2000: Error Message: | File Format Is Not Valid =

PSS ID Number: 224321

Article Last Modified on 9/25/2003

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The information in this article applies to:


 * Microsoft Excel 2000

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This article was previously published under Q224321





ERROR MESSAGE
When you open a file in Microsoft Excel, the following error message appears:


 * file format is not valid.

NOTE: Microsoft Office 2000 has built-in functionality that allows you to get more information about difficult-to-troubleshoot alerts or error messages. If you want to enable this functionality for this and other error messages in Microsoft Office 2000, please download the Microsoft Office 2000 Customizable Alerts file from the Microsoft Office Update Web site at the following address:

http://office.microsoft.com/downloads/2000/alerts.aspx

NOTE: If you reached this article by clicking the Web Info button in an error message, you already have Customizable Alerts enabled.



CAUSE
You have more than one version of Excel installed.

You open a file in e-mail that was sent to you as a routed workbook.

You are opening a text file.



Multiple Versions of Excel Installed
If this error appears when you attempt to open a workbook and you have more than one version of Excel installed on the same computer, refer to the following article in the Microsoft Knowledge Base for steps to solve your problem.

214388 XL2000: Running Multiple Versions of Microsoft Excel

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Opening Routed Workbook in E-mail
If this error appears when you attempt to open a workbook that has been routed to you in e-mail from another Excel user, refer to the following article in the Microsoft Knowledge Base for steps to solve your problem.

211919 XL2000: "File Format Not Valid" Appears Opening Routed Workbook

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Opening a Text File
If this error appears when you attempt to open a text file (.prn, .txt or .csv), refer to the following article in the Microsoft Knowledge Base for steps to solve your problem.

323626 XL: "SYLK: File Format Is Not Valid" Error Message When You Open File

Additional query words: XL2000

Keywords: kberrmsg kbprb KB224321

Technology: kbExcel2000 kbExcel2000Search kbExcelSearch kbExcelWinSearch

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