Posted 19 years ago
by sijin lin
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In UIStudio c# sample program , I often get reference null exception that prevent me from editing controls.
Here are error messages appeared in tabtrip sample form in c# TabStrip example, the other two forms have the similar problem.
System.NullReferenceException: Object reference not set to an instance of an object at OnSetCursor() at System.Windows.Forms.Design.ControlDesigner.WndProc(Message& m) at System.Windows.Forms.Design.ParentControlDesigner.WndProc(Message& m) at Sysetm .....
Here are error messages appeared in tabtrip sample form in c# TabStrip example, the other two forms have the similar problem.
System.NullReferenceException: Object reference not set to an instance of an object at OnSetCursor() at System.Windows.Forms.Design.ControlDesigner.WndProc(Message& m) at System.Windows.Forms.Design.ParentControlDesigner.WndProc(Message& m) at Sysetm .....