Installation of CICS® Transaction Gateway on AIX® 7.1 can fail if Service Pack(SP) 2 is not applied.
The installer exits without installing CICS Transaction Gateway, and the following message is written to the console:
Error: Port Library failed to initialize
Could not create the Java virtual machine.
Your AIX operating system is AIX 7.1 Technology Level(TL) 1, Service Pack 0 or 1.
oslevel -s
You will see a result like
7100-01-01-1141
This is TL 1, SP 1. The second number is TL. The third number is the
SP.Upgrade AIX 7.1 to SP2 or later.