On jueves, 26 de abril de 2018 13:35:41 (CEST) Alexandre Rossi wrote: > davmail is an executable jar which uses jarwrapper which uses > binfmt_misc[1] to make arbitrary files executable. > > It seems the binfmt-support service has not run properly on your > machine. Does restarting it fix the problem? Thanks! This is the problem, I have the binfmt-support service disabled by default. Enabling this makes davmail working again. Best regards, Luis