Ubuntu 16.04 mysql-workbench metacity fail

Apr 20 17:49:53 octoxenial gnome-session[6337]: Window manager warning: Invalid WM_TRANSIENT_FOR window 0x3400ad7 specified for 0x3400b86 ().
Apr 20 17:50:03 octoxenial gnome-session[6337]: Window manager warning: Log level 6: The program 'metacity' received an X Window System error.
Apr 20 17:50:03 octoxenial gnome-session[6337]: This probably reflects a bug in the program.
Apr 20 17:50:03 octoxenial gnome-session[6337]: The error was 'RenderBadPicture (invalid Picture parameter)'.
Apr 20 17:50:03 octoxenial gnome-session[6337]:   (Details: serial 124391421 error_code 143 request_code 139 (RENDER) minor_code 7)
Apr 20 17:50:03 octoxenial gnome-session[6337]:   (Note to programmers: normally, X errors are reported asynchronously;
Apr 20 17:50:03 octoxenial kernel: [282454.080337] traps: metacity[6395] trap int3 ip:7f1060ea29eb sp:7ffe35cea3b0 error:0
Apr 20 17:50:03 octoxenial gnome-session[6337]:    that is, you will receive the error a while after causing it.
Apr 20 17:50:03 octoxenial gnome-session[6337]:    To debug your program, run it with the GDK_SYNCHRONIZE environment
Apr 20 17:50:03 octoxenial gnome-session[6337]:    variable to change this behavior. You can then get a meaningful
Apr 20 17:50:03 octoxenial gnome-session[6337]:    backtrace from your debugger if you break on the gdk_x_error() function.)
Apr 20 17:50:06 octoxenial gnome-session[6337]: gnome-session-binary[6337]: WARNING: Application 'metacity.desktop' killed by signal 5
Apr 20 17:50:06 octoxenial gnome-session-binary[6337]: WARNING: Application 'metacity.desktop' killed by signal 5
Apr 20 17:50:06 octoxenial gnome-session[6337]: gnome-session-binary[6337]: WARNING: App 'metacity.desktop' respawning too quickly
Apr 20 17:50:06 octoxenial gnome-session-binary[6337]: WARNING: App 'metacity.desktop' respawning too quickly
Apr 20 17:50:06 octoxenial gnome-session-binary[6337]: Unrecoverable failure in required component metacity.desktop
Apr 20 17:50:06 octoxenial gnome-session[6337]: gnome-session-binary[6337]: CRITICAL: We failed, but the fail whale is dead. Sorry....
Apr 20 17:50:06 octoxenial gnome-session-binary[6337]: CRITICAL: We failed, but the fail whale is dead. Sorry....
Apr 20 17:50:06 octoxenial kernel: [282456.330814] unity-settings-[6333]: segfault at 586 ip 00007f0330050a11 sp 00007ffe6c508e00 error 4 in libglib-2.0.so.0.4800.0[7f032ffea000+10e000]