The following packages have unmet dependencies:
seafile-gui : Depends: libevent-2.0-5 (>= 2.0.10-stable) but it is not installable
Depends: seafile-daemon (>= 5.1.2) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
falk@broekn-notepad:~$
Or
sudo aptitude install seafile-gui
–
The following packages have unmet dependencies:
seafile-gui : Depends: libevent-2.0-5 (>= 2.0.10-stable) which is a virtual package and is not provided by any available package
seafile-daemon : Depends: libevent-2.0-5 (>= 2.0.10-stable) which is a virtual package and is not provided by any available package
The bug is not in Ubuntu, it’s in the Seafile package. It has a hard dependency on an old libevent which of course doesn’t come with Ubuntu 17.10 anymore. I created a Seafile issue for this: https://github.com/haiwen/seafile/issues/1976