HP DCE/9000 Version 1.7 Application Development Tools for HP-UX 11.0 Release Note

HP DCE 1.7 Application Development Tools Release Note 35
Developing DCE Applications with HP DCE/ 9000
Using HP DCE with C++ Applications
Do not use C++ exceptions in multi-threaded processes, including
DCE servers and managers. The stack unwinding that occurs when a
C++ exception is raised is not guaranteed to work in the presence of
multiple RPC threads.