To open the Call Stack window, you must be debugging. From the Debug menu, choose Windows and choose Call Stack.
The Call Stack window enables you to view the names of functions on the call stack, parameter types, and parameter values. Call stack information is shown only when the program being debugged is in a break state.
Name column
Shows the name of each function name on the call stack. To allow you to distinguish between various calls to the same function, each name is decorated with the following optional information:
Language column
Shows the language from which the call to the function is made.