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Getting error: Microsoft JScript runtime error: Sys.InvalidOperationException: TypeSys.UI._Timer has already been registered.

Posted on 2010-08-17
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Last Modified: 2012-05-10
Hi,

I have used AJAX toolkit to create an update panel along with a timer.

When I run the webapplication, I get below error:
Microsoft JScript runtime error: Sys.InvalidOperationException: TypeSys.UI._Timer has already been registered.

Any idea how to resolve this? I am using ASP.NET C#.
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Question by:meetpd
3 Comments
 
LVL 19

Expert Comment

by:Amandeep Singh Bhullar
ID: 33452944
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LVL 14

Accepted Solution

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raja_ind82 earned 500 total points
ID: 33452954
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Author Closing Comment

by:meetpd
ID: 33453235
Resolved the error by setting compilation debug = false in web.config file
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