The customer upgraded a 2E model from an earlier release to the latest release 8.7.
1. Can a program developed using 2E 8.7, call Y2VLLSR from an earlier release?
2. Can a program developed using an earlier release, call Y2VLLSR from 2E 8.7?
1. No, this is not advisable. You should always update the complete set of run-time objects to the latest release versions by running YDUPAPPOBJ.
2. Yes the run-time objects duplicated by YDUPAPPOBJ are always completely backwards compatible so will support programs generated from any previous release of 2E.