> I tried to change (sst) the "Literal pool" of a module but when I try to use > it in CRTPGM, I get a MCH42B0 (reason code x'0108'). I suspect a checksum. > > The concept of literal pool is very interesting ... if one could change it > contains (like "ressources" files in pc world) > Jean, as explained in my eBook, the "constant section" also has a checksum which partakes in the calculation of the Program Validation Value. You have to recalculate the checksum. No easy way around that.