somehow my installation on win10 canceled during finish. "Installation of Caché finished" showed up for 20 minutes and canceled with an error I didn't saved.
Every file and service was installed but never registered as successfull installation. Now I try to reinstall it but the installer shows me everytime "Another installation is already in progress. Please finish the second installation first".
The unfinished installation is broken. I can't startup Caché from launcher. So I deleted everything in c:/intersystems
Things I already tried: