Hello, this is the error i got , when i try to go to the page.
Exception Details: System.Web.HttpException: The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).
Source Error:
Stack Trace:
i searched it in forums, an answer tells that this is a javascript error and try moving the code from <head> to <body> ,but since i used a masterpage, i can't do this, is there any answer for this?
help will be appriciated :)
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.
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Stack Trace:
[HttpException (0x80004005): The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).]
System.Web.UI.ControlCollection.AddAt(Int32 index, Control child) +2108046
Telerik.Web.UI.RadAjaxControl.MoveUpdatePanel(Control initiator, Control updated) +123
[HttpException (0x80004005): Please, see whether wrapping the code block, generating the exception, within RadCodeBlock resolves the error.]
Telerik.Web.UI.RadAjaxControl.MoveUpdatePanel(Control initiator, Control updated) +171
Telerik.Web.UI.RadAjaxControl.PerformRender() +418
Telerik.Web.UI.RadAjaxControl.OnPageRender(HtmlTextWriter writer, Control page) +1222
Telerik.Web.UI.RadAjaxControl.RenderPageInAjaxMode(HtmlTextWriter writer, Control page) +87
System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +98
System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +20
System.Web.UI.Page.Render(HtmlTextWriter writer) +26
System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +25
System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +121
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +22
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2558
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i searched it in forums, an answer tells that this is a javascript error and try moving the code from <head> to <body> ,but since i used a masterpage, i can't do this, is there any answer for this?
help will be appriciated :)
1 Answer, 1 is accepted
0
Hi umut,
To avoid the exception when using server tags for expression evaluation, you will need to wrap your code in RadCodeBlock.
Sincerely yours,
Plamen
the Telerik team
Check out Telerik Trainer, the state of the art learning tool for Telerik products.
To avoid the exception when using server tags for expression evaluation, you will need to wrap your code in RadCodeBlock.
Sincerely yours,
Plamen
the Telerik team
Check out Telerik Trainer, the state of the art learning tool for Telerik products.