REP-0069: Internal error
REP-57054: In-process job terminated:Terminated with error:
REP-1804: Unable to open printer definition file
'/apps/apps_st/appl/CUST_TOP/12.0.0/reports/HPL.prt'.
Solution :-
Verify HPL.prt file location and copy HPL.prt file to ('/apps/apps_st/appl/CUST_TOP/12.0.0/reports/HPL.prt') path.
[applmgr@oracle ]$ locate HPL.prt
/apps/apps_st/appl/fnd/12.0.0/reports/HPL.prt
[applmgr@oracle ]$ cp /apps/apps_st/appl/fnd/12.0.0/reports/HPL.prt /apps/apps_st/appl/CUST_TOP/12.0.0/reports/
Now retest issue.