> > > $ xpra start ssh:niratiquity.fra.corp.google.com --start=xfce4-terminal > 2017-12-13 12:14:09,386 Xpra gtk2 client version 0.17.6-r14322 Easy: you're using an outdated and buggy version. See here for details: https://www.xpra.org/trac/wiki/Packaging/DistributionPackages Cheers Antoine