Description of problem:
This always happeds at log in into Gnome.
When I log in to "Gnome on Xorg" everything is ok, I haven't tried with "Gnome classic".

Version-Release number of selected component:
vino-3.22.0-2.fc26

Additional info:
reporter:       libreport-2.9.1
backtrace_rating: 4
cmdline:        /usr/libexec/vino-server
crash_function: check_internal_connections
executable:     /usr/libexec/vino-server
journald_cursor: s=f5cb495e652e4408a1a6cfcbb620b8a7;i=e14d65;b=9fdc0d9508264f998264973244c04fa4;m=1df9b68;t=555981361d427;x=a02bc870e2bf98ed
kernel:         4.11.11-300.fc26.x86_64
rootdir:        /
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 check_internal_connections at xcb_io.c:108
 #1 _XSend at xcb_io.c:491
 #2 XQueryExtension at QuExt.c:47
 #3 get_xinput_base at XTest.c:79
 #4 find_display at XTest.c:83
 #5 XTestQueryExtension at XTest.c:101
 #6 vino_input_init at server/vino-input.c:761
 #7 name_acquired at server/vino-main.c:152
 #8 do_call at gdbusnameowning.c:215
 #9 request_name_cb at gdbusnameowning.c:327