This is normal, the patches can only be edited at location 99, kind of a temporary buffer on the matrix itself. edit your patch and save it TO one of the other patches. Kelly > patch to the synth, I always stay on the 99 Patch. The memory protect switch is of coarse > off. The editing window works (maybe partially) and I could hear the manipulation. > IMO the soft is lightly buggy and I become seriously crazy. > > Any help will be much appreciated, Lucien >