Cross instance job produces following error message
CAUAJM_W_40284 Postponing send of event <nnnnnnnnn> due to offline external instance <ACE>
Autosys 12.x
If the two instances use different application server ports then csam must be configured on each instance with both application server ports.
Run following commands on both servers assuming that application server port is 9000 on server1 and 9100 on server2.
cd %CSAM_SOCKADAPTER/bin
./csamconfigedit port=9000 display
./csamconfigedit port=9100 display
Check if the settings are identical on each server regarding EnableSSL and EnablePmux.
Following commands can be used to set the parameters identical.
./csamconfigedit port=9000 EnableSSL=False EnablePmux=True
./csamconfigedit port=9100 EnableSSL=False EnablePmux=True