What Is Http 500.21 Error?When I Am Running My Page Through Iis I Am Getting This Error?

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Internet Information Services 7.5

Error Summary
HTTP Error 500.21 - Internal Server Error

Handler "PageHandlerFactory-Integrated" has a bad module "ManagedPipelineHandler" in its module list

Detailed Error Information

Module
IIS Web Core

Notification
ExecuteRequestHandler

Handler
PageHandlerFactory-Integrated

Error Code
0x8007000d

Requested URL
http://localhost:80/WebApplication1/ValidationControls.aspx

Physical Path
D:\Practice\WebSite4\ValidationControls.aspx

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Anonymous

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Anonymous

Posted 11-Mar-14 20:28pm

Member 10600478

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Maarten Kools · Answer 1 · 2014-03-11T20:39:00

http://stackoverflow.com/a/10541165[^]
https://www.teamdotnetnuke.com/index.php?/Knowledgebase/Article/View/236/18/how-to-fix-pagehandlerfactory-integrated-bad-module-managedpipelinehandler-in-iis7[^]
http://msdn.microsoft.com/en-us/library/hh168535(v=nav.71).aspx[^]
And many more links in Google[^]