Edison doesnt load them, but if drag to external audio editor (like Audacity) then i can playback them and see the waveform.
Maybe something wrong with FLStudio default sample kit? it gave problems now and then without apearent reason. ...
FLStudio 12 and I've noted that when I try to load a third party plugin, take for example, 'mini_dizi', FLStudio 12 detects it as an effect and loads it into the sampler on my channel rack ...