IBM OS/390 User Manual

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15.12.7 PL/I Return from ON-units and CICS Transaction Backout
If a CICS transaction ABEND begins but is intercepted in a PL/I ON-unit, and the
program takes 
normal return
″ 
from the ERROR ON-unit (that is, quits) PL/I will
reissue the CICS ABEND. If ERROR was raised
 without a CICS ABEND and the
program takes 
normal return
″ 
from the ERROR ON-unit, PL/I issues the APLS
ABEND. (See previous paragraph.) In either case, the ABEND can drive CICS
Dynamic Backout, or it can raise ERROR (with ONCODE 8090, 
An ABEND has
occurred.
″) 
in an earlier PL/I program that invoked the failing one via a CICS
LINK.
Chapter 15. PL/I
347