Well that's the fedora version of x2go, I didn't build it.

On Fri, May 3, 2019, 7:27 AM Ulrich Sibiller <uli42@gmx.de> wrote:
On Fri, May 3, 2019 at 1:16 PM Neal Becker <ndbecker2@gmail.com> wrote:
>
> client is fedora 30, using kde/wayland.  Server is also fedora 30
> (mate).  Xwayland was running.  Legacy X
> clients are supported.
> x2goclient segfaulted on startup.
> Here is the trace:

Thanks. Looks like a Qt problem. I am afraid I cannot help here... ;-(

I would try to recompile x2goclient on your system.

Uli