I got an unwanted error in my project...plz help me

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The page is worked nicely...but when i run it now..it got this error...I really d't know how to solve it....plzzz help me...

XML

The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Web.HttpException: The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[HttpException (0x80004005): The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).]
   System.Web.UI.ControlCollection.Add(Control child) +8677511
   AjaxControlToolkit.ScriptObjectBuilder.RegisterCssReferences(Control control) +687
   AjaxControlToolkit.ScriptControlBase.OnLoad(EventArgs e) +44
   System.Web.UI.Control.LoadRecursive() +50
   System.Web.UI.Control.LoadRecursive() +141
   System.Web.UI.Control.LoadRecursive() +141
   System.Web.UI.Control.LoadRecursive() +141
   System.Web.UI.Control.LoadRecursive() +141
   System.Web.UI.Control.LoadRecursive() +141
   System.Web.UI.Control.LoadRecursive() +141
   System.Web.UI.Control.LoadRecursive() +141
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627

Posted 12-Oct-12 2:04am

Member 9492907

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MT_ · Accepted Answer · 2012-10-12T02:14:00

Solution 1

In your aspx, replace the code block with <%# instead of <%=

In your code behind file than you need to do databinding in Page_Load event.

C#

Page.Header.DataBind();

Hope that helps

Posted 12-Oct-12 2:14am

MT_

Comments

Member 9492907 12-Oct-12 10:24am

its working i use <%# instead of <%=....thank you

MT_ 12-Oct-12 14:12pm

Glad it helped. Do mark answer as solution/upvote. Thanks - Milind