First chance exceptions...

VStudio 2005 Pro. In the Immediate window for a running application I
continually see lines like

A first chance exception of
type'System.Runtime.InteropServices.COMException' occured in [program

These lines do not cause the application to stop functioning. I have also
noticed a few first chance exceptions. How do I determine which
line of code is generating these lines/exceptions? Are they cause for

Thanks a lot.