Cryptomator + Syncthing

Hey everybody, i would like to ask whether someone is experiencing any similar issue? One of three via syncthing connected devices (device 1 running Ubuntu 18.04) tells me, that the filenames are too long (Cryptomator files) and the other two devices (device 2 - Ubuntu 18.04 as well and device 3 - Android 6.0) show this:


I asked the same in the Syncthing Forum with more information: