Had Cubase 4 student… Ezdrummer was working perfectly… WITHOUT ANY INTERFERENCE FROM ME – All was done automaticaly.Now I updated my CubasePro 8,5 to CubasePro 9 … bought ezdrummer+ path reggae, ezkeys grand piano + up right… I cannot see them in neigher 8,5 nor 9… Had similar problem with my GuitarRig Pro 5 … I uninstalled and re-installed everything(both Native & Toontrack products) Guitar Rig works perfectly… Nothing happed with Toontrack product… Been doing 3 installations… working on this ONLY for 2 days… no solutions… It works alone… Withing Cubase… there is nothing… I cannot find it… IMO: it’s missing a patch… I mean… in the wizard of Native there was a seconde step where you could choose to install or not … : it was well stated that one of them were the path for Steinberg’ sequencer product.. another was for Pro Tools etc… Thank you for any help 
ps
I’ve tried again… I cannot changed the path of the folder destination… ..
