[This is preliminary documentation and is subject to change.]

Occurs within the UIController when non of the associated columns can be focused. Make sure that the needed columns are selected and are attached to an InputControlBase

Namespace:  Firefly.Box.Flow
Assembly:  Firefly.Box (in Firefly.Box.dll) Version: (


public class NoColumnToFocusException : Exception
Visual Basic (Declaration)
Public Class NoColumnToFocusException _
	Inherits Exception
Visual C++
public ref class NoColumnToFocusException : public Exception


This exception is raised when a UIController for which the UseUserFlow()()() method was called, either because no column in the column's array is associated with a control, or the control can't be focused.

Inheritance Hierarchy


See Also