Random exception when closing tabs.

Docking/MDI for Windows Forms Forum

Posted 14 years ago by Ernesto Serrano - Software Developer, VyS Yecla S.L.
Version: 2.0.84
Platform: .NET 2.0
Environment: Windows XP (32-bit)
Randomly I obtain the following exception when I have many opened tabs, begin to close them one to one and arrive at the last one.

I hope that this is useful for you.

System.ArgumentOutOfRangeException: El índice estaba fuera del intervalo. Debe ser un valor no negativo e inferior al tamaño de la colección.
Nombre del parámetro: index
en System.Collections.ArrayList.get_Item(Int32 index)
en ActiproSoftware.UIStudio.Dock.TabbedMdiWindowCollection.get_Item(Int32 index)
en ActiproSoftware.UIStudio.Dock.TabbedMdiContainer.a(Object A_0, TabStripPageEventArgs A_1)
en ActiproSoftware.UIStudio.TabStrip.TabStrip.OnTabStripPageTabToolTipDisplaying(TabStripPageEventArgs e)
en ActiproSoftware.UIStudio.TabStrip.TabStrip.OnMouseMove(MouseEventArgs e)
en System.Windows.Forms.Control.WmMouseMove(Message& m)
en System.Windows.Forms.Control.WndProc(Message& m)
en System.Windows.Forms.ScrollableControl.WndProc(Message& m)
en System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
en System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
en System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

Comments (1)

Posted 14 years ago by Actipro Software Support - Cleveland, OH, USA
I haven't seen that one happen. Can you try and duplicate it in a small sample project and email that to us so we can debug it?

Actipro Software Support

The latest build of this product (v21.1.0) was released 17 days ago, which was after the last post in this thread.

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