Failed to load flush for vsphere client on my ubuntu 16.04 64bit

muzi@muzi-Linux:~$ uname -a
Linux muzi-Linux 4.4.0-96-generic #119-Ubuntu SMP Tue Sep 12 14:59:54 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux

/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (115): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (115): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (50): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (50): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (50): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (119): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (58): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (58): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (50): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (50): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (50): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (50): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (50): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (50): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353
/usr/lib/firefox/plugin-container: symbol lookup error: /usr/lib/firefox/libxul.so: undefined symbol: gdk_screen_get_monitor_workarea
[12707] WARNING: pipe error (104): Connection reset by peer: file /build/firefox-6SoPIC/firefox-56.0+build6/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 353