glade crashed with SIGSEGV

[nabin]

ubuntu bionic. And I'm using the flatpak glade.

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: glade 3.22.0-1
Uname: Linux 4.15.14-041514-generic x86_64
ApportVersion: 2.20.9-0ubuntu2
Architecture: amd64
CurrentDesktop: GNOME
Date: Wed Apr 4 22:00:32 2018
Disassembly: => 0x0: Cannot access memory at address 0x0
ExecutablePath: /usr/bin/glade
ProcCmdline: glade
SegvAnalysis:
 Segfault happened at: 0x0: Cannot access memory at address 0x0
 PC (0x00000000) not located in a known VMA region (needed executable region)!
SegvReason: executing NULL VMA
Signal: 11
SourcePackage: glade
StacktraceTop:
 ()
 () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
 ffi_call_unix64 () at /usr/lib/x86_64-linux-gnu/libffi.so.6
 ffi_call () at /usr/lib/x86_64-linux-gnu/libffi.so.6
 g_cclosure_marshal_generic_va () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: glade crashed with SIGSEGV
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip kvm libvirt lpadmin lxd plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 ?? ()
 drag_gesture_update_cb (gesture=0x55b319066610, offset_x=4, offset_y=<optimized out>, window=0x55b318c10d10) at ../../../../gtk/gtkwindow.c:1625
 ffi_call_unix64 () at ../src/x86/unix64.S:76
 ffi_call (cif=cif@entry=0x7ffe37261980, fn=fn@entry=0x7f2262dd51f0 <drag_gesture_update_cb>, rvalue=<optimized out>, avalue=avalue@entry=0x7ffe37261870) at ../src/x86/ffi64.c:525
 g_cclosure_marshal_generic_va (closure=0x55b317e0cc20, return_value=0x0, instance=<optimized out>, args_list=<optimized out>, marshal_data=<optimized out>, n_params=2, param_types=0x55b317cd2f30) at ../../../../gobject/gclosure.c:1604