CASSE0035E User "Userid" is not a surrogate user of PLTPI user "PLTPI Userid", region terminating.

The supplied user has not the credentials to run PLTPI processing.
System Action:
The region is terminated immediately.
Resolution:
Correct the user or the credentials such that he can start the region.
Module:
dfheserv
Destination:
System Console and standard error.