FPX0213E DYNALLOC failed for DSNAME: `dsname`, MVS RET. RSN codes are: `rc` + `rsn`

Explanation
 Dynamic allocation failed for dsname. rc is
the return code from SVC99 and rsn is the S99 ERROR
contents. 

System action
 Processing ends with a return code of 8, and
the ODE run-level control using SYSIN and FPXCTL DD ends with a return
code of 12.

User response
 Correct the specification, and resubmit the job. 