During CAUNZIP execution the following errors appeared:
CAZIP16E: Shell Command cat
EDC5047I An invalid file name was specified as a function parameter.
CAZIP16E: Shell Command cat //home/USER/EZTR116/25172063/SMPTXT/RI32712 >> //home/USER/EZTR116/25172063/SMPTXT/TEXTFILE failed with RC=1.
CAZIP16E: cat: //home/USER/EZTR116/25172063/SMPTXT/RI32712: EDC5047I An invalid file name was specified as a function parameter.
Error in allocating disk space, as described in the COMMON COMPONENTS AND SERVICES FOR Z/OS 15.0 manual.
COMMON COMPONENTS AND SERVICES FOR Z/OS Release : 15.0
The issue was resolved by increasing the ZFS file system.
The file system must be allocated with approximately 4.5 times the space of the zip file being processed.