When you open a solution in Microsoft Visual Studio .NET 2002, you may receive the following error message:

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Service pack information

To resolve this problem, obtain the latest service pack for Microsoft Visual Studio .NET. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

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Hotfix information

Note The supported hotfix is for the Japanese (JPN) version only. If you require a version other than the JPN version, contact Microsoft Product Support Services

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To work around this problem, delete the Visual Studio Solution User Options file. To do this, follow these steps.

Note The "Visual Studio Solution User Options" file has an .suo file name extension.

1.	In Microsoft Windows Explorer, locate the folder that contains the solution files.
2.	Delete the MySolution.suo file. The placeholder MySolution is the name of your solution.
3.	Reopen the solution in Visual Studio .NET 2002.

Note The MySolution.suo file is a hidden file. If you delete this file, the following are lost:

•	Breakpoints
•	Bookmarks
•	Other user settings

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Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Visual Studio .NET 2002 Service Pack 1.

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For additional information about file types and file name extensions in Visual Studio .NET, visit the following Microsoft Developer Network (MSDN) Web site: For more information about the terminology that is used to describe Microsoft product updates, click the following article number to view the article in the Microsoft Knowledge Base:

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