This page is a great reference for Form View controller: View Update: I've updated code to refelct Phaedrus suggestion. Try removing this line of code and let me know if it resolved your issue.
A Details View Mode Event Args object is passed to the event handler, which allows you to determine the new mode, to determine whether the mode change was a result of the user canceling an edit operation, or to cancel the mode change.protected void Detail View1_Mode Changing(Object sender, Details View Mode Event Args e) protected void Detail View1_Item Updating(Object sender, Details View Update Event Args e) protected void Details View1_Item Updated(object sender, Details View Updated Event Args e) The Mode Changing event is raised when a Details View control attempts to change between edit, insert, and read-only mode, but before the Current Mode property is updated.If you click the same header again, the data is sorted in reverse order.You can move to another page in the grid by clicking the numbers at the bottom. Click the Edit link for one of the genres, change the name in the text box that has appeared, and click the Update link.You shouldn't have to explicitly call fw Hotel Details. This event is raised when a Form View control attempts to switch between edit, insert, and read-only mode, but before the mode actually changes.
Description: An unhandled exception occurred during the execution of the current web request. Http Exception: The Details View ' Copy Details' fired event Mode Changing which wasn't handled. Please review the stack trace for more information about the error and where it originated in the code. 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.[Http Exception (0x80004005): The Details View ' Copy Details' fired event Mode Changing which wasn't handled.] System. event is raised when an Update button within the Details View control is clicked, but after the update operation.This allows you to provide an event handler that performs a custom routine, such as checking the results of the update operation, whenever this event occurs. Hi everybody, I created a web user control and put this on a web application on same project.