EZD1650I

Explanation
 An attempt was made to open the nssctl command
message catalog in the message  catalog directory, but the catalog
could not be opened for the specified  reason. The default location
for the message catalog is set by the NLSPATH  environment variable.

 In the message text: cat
The name of the catalog the nssctl command
attempted to open.
errno
The z/OS® UNIX System Services return code. These return
codes are listed and described in the return
codes (errnos) information in z/OS UNIX System Services Messages and Codes.
description
Describes the meaning of the errno value. 
errnojr
The hexadecimal z/OS UNIX System Services reason code.
The format of the 4-byte reason code is explained in the introduction
to the reason codes (errnojrs)  information
in the  z/OS UNIX System Services Messages and Codes , where the reason codes are  listed. 

System action
 The nssctl command processing
continues. Default messages will be used.

Operator response
 If the default messages are acceptable, no
action is necessary. Otherwise,  contact the system programmer to
correct the indicated error.

System programmer response
 If you want to use the message catalog,
correct the indicated error. If the  default messages are acceptable,
no action is necessary.

User response
 Not applicable.

Problem determination
 Not applicable.

Source
 z/OS Communications
Server: z/OS UNIX nssctl command

Module
 nssctl.c

Routing code
 Not applicable.

Descriptor code
 Not applicable.

Automation
 Not applicable.

Example
  EZD1650I Unable to open message catalog nssctlmsg.cat: errno 113 (EDC5113I Bad  file descriptor.) 
           errnojr 0xC90F0003 - Default messages will be used