Author: nguyenhthai | Posted on: 10/4/2009 3:09:41 PM | Views : 256

Hello all people. I get new problem with the Wizard Control. I get 1 Wizard Control, 2 steps, and I just make the sidebar and all the navigation button visible = false, so I can use link button instead. First of all, when I view without the sidebar or button, it get me error: 

Invalid postback or callback argument. Event validation is enabled using <pages enableEventValidation="true"/> in configuration or <%@ Page EnableEventValidation="true" %> in a page. For security purposes, this feature verifies that arguments to postback or callback events originate from the server control that originally rendered them. If the data is valid and expected, use the ClientScriptManager.RegisterForEventValidation method in order to register the postback or callback data for validation.
Then I enable visible of the sidebar or button, I can view through the step. I don't know what wrong but I use the ...

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