Forced WP Trace caused by UCEXVAR

Products

• CA Automic Workload Automation - Automation Engine

Issue/Introduction

A Forced trace mentioning the the procedure UCEXVAR was generated (see at the end of the Forced Trace):

20251127/154138.112 -  U00015006 System forced memory trace dump.
20251127/154138.112 -  U00003631 Dump caused by: 
20251127/154138.112 -  U00003405 Server routine 'UCEXVAR' not found.
20251127/154138.112 -  U00011801 Error in Server routine 'UCEXVAR ', Server: 'AUTOMIC#WP001' AE system: 'AUTOMIC'.
20251127/154138.112 -  End of ringtrace
<EOF>

In the trace of the WP mentioned in the message above (WP001 in this case), an erroneous message coming from a pre-v24 Agent (see line 10-11) is displayed:

20251127/154138.088 -  U00009907 Memory view 'SRPL' (Address='0000029D6F15C7A8', Length='1296')
20251127/154138.088 -            00000000  25255352 30310400 00000000 20202020  >%%SR01......    <
20251127/154138.088 -            00000010= 20202020 20202020 20202020 20202020  >                <
20251127/154138.088 -            00000400  20202020 20202020 20202020 00000100  >            ....<
20251127/154138.088 -            00000410  CC040000 80A60200 00906200 68DB1E00  >..........b.h...<
20251127/154138.088 -            00000420  2A534552 56455220 20202020 20202020  >*SERVER         <
20251127/154138.088 -            00000430  20202020 20202020 20202020 20202020  >                <
20251127/154138.088 -            00000440  55434558 56415220 00000000 20202020  >UCEXVAR ....    <
20251127/154138.088 -            00000450= 20202020 20202020 20202020 20202020  >                <
20251127/154138.088 -            00000470  20202020 00000000 xxxxxxxx xxxxxxxx  >    ....AGENT_NA<
20251127/154138.088 -            00000480  xxxx2020 20202020 20202020 20202020  >ME              <
20251127/154138.088 -            00000490  20202020 20202020 4D513143 50303031  >        MQ1CP001<
20251127/154138.088 -            000004A0  FEA7C30B 00000000 43503030 31233030  >........CP001#00<
20251127/154138.088 -            000004B0  30303231 30352020 20202020 20202020  >002105          <
20251127/154138.088 -            000004C0= 20202020 20202020 20202020 20202020  >                <
20251127/154138.088 -            00000500  20202020 20202020 00000000 00000000  >        ........<
20251127/154138.088 -  U00009907 Memory view 'Input Area' (Address='0000029D6FD0BF20', Length='1228')
20251127/154138.088 -            00000000  4558494E 464F2020 30310000 00000000  >EXINFO  01......<
20251127/154138.088 -            00000010= E9070B00 1B000E00 29002600 00000000  >........).&.....<
20251127/154138.088 -            00000030  11A579F6 00000000 00000000 00000000  >..y.............<
20251127/154138.088 -            00000040  00000000 00000000 00000000 01000000  >................<
20251127/154138.088 -            00000050  01000000 00000000 00000000 00000000  >................<
20251127/154138.088 -            00000060  00000000 00000000 20202020 20202020  >........        <
20251127/154138.088 -            00000070= 20202020 20202020 20202020 20202020  >                <
20251127/154138.088 -            00000460  20202020 20202020 00000000 00000000  >        ........<
20251127/154138.088 -            00000470= 00000000 00000000 00000000 00000000  >................<
20251127/154138.088 -            000004C0  00000000 00000000 00000000           >............<
20251127/154138.088 -  UCMAIN_R ADMIN WITH MESSAGE SRERROR

Cause

A pre-v24 Agent send an erroneous message to the v24 AE.

Resolution

Identify the Agent in the trace and upgrade this Agent (and all pre-v24 Agents for that matter) to v24.