2.2.9.5 COMException

The COMException exception type is a derived class of ExternalException as specified in section 2.2.9.4 of this document.  The library name of the class is "mscorlib".  There are no members other than those inherited from the ExternalException class.

 Namespace System.Runtime.InteropServices
 {
   Class COMException:System.SystemException.ExternalException
   {
   }
 }