Abaqus/PolyUMod configuration error

Dears,

I am trying to run a job on abaqus with PolyUMod software but I am getting the below error:

Can you please help? The number of cores used is 1.

Unrecoverable user-material error:

PolyUMod version: 7.0.5, Apr 10 2023 14:46:14
User-Material Model License Error: Could not check out 'polyumod-abaqus' license
Communications error with license server (-17)
Connection refused at server (-111)

PolyUMod: 'RLM_LICENSE' = 5053@localhost