Am 24.07.2017 um 15:16 schrieb Walid MOGHRABI:

> Using latest Arctica's NX-Libs xrandr support is far better and multihead support in fullscreen mode with the Linux x2goclient works like a charm.
[...]
> So with the Linux client installed on a desktop (I'm personaly using Ubuntu 16.04 + Unity desktop) it works great whereas, in TCE / Displaymanager mode, multiple monitors are supported but the desktop is stretched as if it was only one big screen and not 2 separated screens.

Are you sure your custom TCE build includes the Arctica NX-Libs?
I would suggest logging in to a running TCE and comparing the output of
"dpkg -l".

Kind Regards,
Stefan Baur

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