thermal ratchetting with abaqus

i am working to thermal ratchetting preaaure vesseles and pipes

and I'm doing with the software abaqus(combined hardening model)

but i have problem:

i use 2 step in abaqus

1-general-static for pressure

2-coupled-temp displacement for thermal loading

but when in submit abaqus -i get this eror

combined hardening dont use couled temp-displacement?

what is my problem?????????????