Return
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Title
Error opening Object Explorer: "System.ArgumentNullException. Value cannot be null." -
Description
When object visibility for explorer is all set to not visible, opening the object explorer in treelist view generates the following error:
System.ArgumentNullException
Value cannot be null.
Parameter name: key
Stack Trace:
at System.ThrowHelper.ThrowArgumentNullException(ExceptionArgument argument)
at System.Collections.Generic.SortedDictionary`2.ContainsKey(TKey key)
at Quest.Toad.DatabaseBrowser.ObjectPaletteControl.updateContentTimer_Tick(Object sender, EventArgs e)
at System.Windows.Forms.Timer.OnTick(EventArgs e)
at System.Windows.Forms.Timer.TimerNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
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Cause
Product defect.
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Resolution
WORKAROUND
From Tools | Options | Explorer | Objects, check at least one object to be visible.
STATUS
Waiting for fix in a future release of Toad for DB2.
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Defect ID
ST72978