Returns the fully qualified name of this exception and possibly the error message, the name of the inner exception, and the stack trace.
Assembly: mscorlib (in mscorlib.dll)
This method overrides ToString.
The string representation returned by this method includes the name of the exception, the value of the Message property, the result of calling ToString on the inner exception, the value of the FileName property, and the result of calling StackTrace. If any of these members is a null reference, its value is not included in the returned string.