Vb.net the control system.windows.forms.radiobutton has thrown an unhandled exception in the designer and has been disabled

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Hi I have form that have radio buttons and textboxes in a Tabcontrol, but suddenly I got his error but I dont understand why. I cannot touch them and not modify, when I want to modify winform controls have "unhandled exception in the designer and has been disabled" error. Also I cannot pass between tabs.

Error: The control.systems.windows.forms.radio button has thrown an unhandled exception in the designer and has been disabled.

What I have tried:

I tried to change debug setting but it didn't work. I don't have any idea what should I do

Posted 22-Feb-17 18:52pm

Member 12860952

Updated 23-Feb-17 4:57am

Chris Maunder773K

v2

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Ralf Meier 23-Feb-17 1:38am

- Finish Visual Studio
- Start it again
- Remove step by step the controls and try to compile your application
- If your application could be compiled without an error you can start with rebuilding it (step by step)
- Try to remember which Thing was changed between the Moment when it works well and the Moment when it doesn't work well
...

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Maciej Los · Answer 1 · 2017-02-23T04:48:00

Solution 1

Please, follow the instructions on MSDN site: Debugging or Disabling Project Code in XAML Designer[^]
This might be helpful too: A948 - How to obtain a design-time exception call stack | DevExpress Support Center[^]

Posted 23-Feb-17 4:48am

Maciej Los

Comments

Graeme_Grant 23-Feb-17 11:03am

I think you mean WinForm and not Xaml... systems.windows.forms

Maciej Los 23-Feb-17 13:03pm

There are general instruction about resolving debuger exceptions.