Dispatcher processing has been suspended

Question

Hello all Whenver I'm trying to show message I'm getting error - 'Dispatcher processing has been suspended' and my application get hanged. As soon as I remove my messagebox things work fine. Please tell me how to solve this strange problem.

Shweta Lodha · Answer

Leelha Looks like you are trying to show messagebox from non-UI class or say from viewModel. Please use Dispatcher.BeginInvoke as shown below: Dispatcher . BeginInvoke ( new Action (() => MessageBox.Show ( Hello )));

Shweta Lodha · Answer

Welcome. Good to hear that

leelha · Answer

Thanks Shweta Lodha mam. Your suggestion worked like a magic