EZZ9239I

Explanation
 The named server failed to set the blocked
signals for a thread because the signals in the mask are incorrect.
 description describes
the error.

System action
 The named server ends.

Operator response
 Contact the system programmer.

System programmer response
 Re-create this problem with a SYSTCPIP
component trace active specifying the TC, UDP and IOCTL options
and set the debug level on the named server configuration file
to 99. Obtain the following documentation and contact the IBM® software support center:  The named server configuration file.
The SYSLOG DAEMON logging file.
All configured named logs.
The component trace requested.  See the z/OS Communications Server: IP Diagnosis Guide for instructions on setting and producing
a component trace.

Module
 APP

Procedure name
  isc_app_start