A difference has been highlighted in the generated DDISYMB file, between v5.0 patch update 22 and v8.0 patch update 04. 
In the old version the RECORD-COUNT.txt file is equal to 4 (2 PCB's and 2 SQL), but in the new version it's equal to 2 and the INDX- and REC- fields don't mention the INDX-3 and INDX-4 for the 2 DB2 tables..
This causes program generation to end with errors.

Full article: https://portal.microfocus.com/s/article/KM000017037