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A Hotfix is a product update package with one or more updated product files that fix a specific product problem.


Please be aware this Hotfix has not gone through full Microsoft product regression testing nor has it been tested in combination with other Hotfixes.

Please carefully review the associated Hotfix KB article to verify the fix is the one needed and there are no known compatibility or installation issues. You may also want to contact a Microsoft Support Professional at

Issue Description

After applying MS10-070, ASP.NET form authentication ticket cannot be shared between v1.1 and v2.0 applications anymore. Please download this fix to address this issue.

Additional Information about the issue resolved by this Hotfix can be found in its Knowledge Base article at

Additional Hotfixes
Search the list of all other publicly available Visual Studio and .NET Framework Hotfixes at*
Last edited Oct 27 2010 at 9:02 PM  by DDHotfix, version 2
FernandoML wrote  Aug 24 2011 at 7:23 AM  
Donwload for Spanish language?

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