An unexpected error occurred while processing environment variable variable_name. The associated system error messages precede this error, and the TSO/E return code was return_code.
The tsocmd command ends.
Take appropriate action based on the system error messages and return code return_code.
Refer to the tsocmd command description in z/OS UNIX System Services Command Reference for more information. Verify that the environment variable has been properly specified, and try the request again.