VS2010 does not show unhandled exception message in a WinForms Application on a 64-bit version of Windows

Question

When I create a new project, I get a strange behavior for unhandled exceptions. This is how I can reproduce the problem:

1) create a new Windows Forms Application (C

Answer 1

As Hans mentions, compile the application and run the exe without a debugger attached.

For me the problem was changing a Class property name that a BindingSource control was bound to. Running without the IDE I was able to see the error:

Cannot bind to the property or column SendWithoutProofReading on the DataSource. Parameter name: dataMember

Fixing the BindingSource control to bind to the updated property name resolved the problem: