HP-UX 11.11
Informix 7.31 FD 8
================================================== =========
The instance informix key and occurred the following message of error:

10:44:05 Assert Failed: No Exception Handler
10:44:05 Who: Session(11289017, unique01@c0a8646f, 1388, -609530840)
Thread(12620565, xchg_1.0, c0000000cf6f4bb8, 1)
File: mtex.c Line: 471
10:44:05 Results: Exception Caught. Type: MT_EX_OS, Context: mem
10:44:05 Action: Please notify IBM Informix Technical Support.
10:44:05 Stack for thread: 12620565 xchg_1.0


some reference with respect to the CAUSE of this fall.

thank you very much