Using VMWare Workstation on ArchLinux, it suddenly refused to launch.
when inspecting the logs, which BTW are in /tmp/vmware-<id>, I see:
2015-12-11T17:41:54.442+03:00| appLoader| I125: Log for appLoader pid=1727 version=12.0.1 build=build-3160714 option=Release
2015-12-11T17:41:54.442+03:00| appLoader| I125: The process is 64-bit.
2015-12-11T17:41:54.442+03:00| appLoader| I125: Host codepage=UTF-8 encoding=UTF-8
2015-12-11T17:41:54.442+03:00| appLoader| I125: Host is unknown
2015-12-11T17:41:54.448+03:00| appLoader| W115: HostinfoReadDistroFile: Cannot work with empty file.
2015-12-11T17:41:54.448+03:00| appLoader| W115: HostinfoOSData: Error: no distro file found
2015-12-11T17:41:54.448+03:00| appLoader| I125: Invocation: "/usr/lib/vmware/bin/vmware-modconfig --launcher=/usr/bin/vmware-modconfig --appname=VMware Workstation --icon=vmware-workstation"
2015-12-11T17:41:54.448+03:00| appLoader| I125: Calling: "/usr/lib/vmware/bin/vmware-modconfig --launcher=/usr/bin/vmware-modconfig --appname=VMware Workstation --icon=vmware-workstation"
2015-12-11T17:41:54.448+03:00| appLoader| I125: VMDEVEL not set.
2015-12-11T17:41:54.449+03:00| appLoader| I125: VMWARE_SHIPPED_LIBS_LIST is not set.
2015-12-11T17:41:54.449+03:00| appLoader| I125: VMWARE_SYSTEM_LIBS_LIST is not set.
2015-12-11T17:41:54.449+03:00| appLoader| I125: VMWARE_USE_SHIPPED_LIBS is not set.
2015-12-11T17:41:54.449+03:00| appLoader| I125: VMWARE_USE_SYSTEM_LIBS is not set.
2015-12-11T17:41:54.449+03:00| appLoader| I125: Using configuration file /etc/vmware/config.
2015-12-11T17:41:54.449+03:00| appLoader| I125: Using library directory: /usr/lib/vmware.
2015-12-11T17:41:54.450+03:00| appLoader| I125: Shipped glib version is 2.24
2015-12-11T17:41:54.450+03:00| appLoader| I125: System glib version is 2.46
2015-12-11T17:41:54.450+03:00| appLoader| I125: Using system version of glib.
2015-12-11T17:41:54.450+03:00| appLoader| I125: Detected VMware library libvmware-modconfig.so.
when inspecting the logs, which BTW are in /tmp/vmware-<id>, I see:
2015-12-11T17:41:54.442+03:00| appLoader| I125: Log for appLoader pid=1727 version=12.0.1 build=build-3160714 option=Release
2015-12-11T17:41:54.442+03:00| appLoader| I125: The process is 64-bit.
2015-12-11T17:41:54.442+03:00| appLoader| I125: Host codepage=UTF-8 encoding=UTF-8
2015-12-11T17:41:54.442+03:00| appLoader| I125: Host is unknown
2015-12-11T17:41:54.448+03:00| appLoader| W115: HostinfoReadDistroFile: Cannot work with empty file.
2015-12-11T17:41:54.448+03:00| appLoader| W115: HostinfoOSData: Error: no distro file found
2015-12-11T17:41:54.448+03:00| appLoader| I125: Invocation: "/usr/lib/vmware/bin/vmware-modconfig --launcher=/usr/bin/vmware-modconfig --appname=VMware Workstation --icon=vmware-workstation"
2015-12-11T17:41:54.448+03:00| appLoader| I125: Calling: "/usr/lib/vmware/bin/vmware-modconfig --launcher=/usr/bin/vmware-modconfig --appname=VMware Workstation --icon=vmware-workstation"
2015-12-11T17:41:54.448+03:00| appLoader| I125: VMDEVEL not set.
2015-12-11T17:41:54.449+03:00| appLoader| I125: VMWARE_SHIPPED_LIBS_LIST is not set.
2015-12-11T17:41:54.449+03:00| appLoader| I125: VMWARE_SYSTEM_LIBS_LIST is not set.
2015-12-11T17:41:54.449+03:00| appLoader| I125: VMWARE_USE_SHIPPED_LIBS is not set.
2015-12-11T17:41:54.449+03:00| appLoader| I125: VMWARE_USE_SYSTEM_LIBS is not set.
2015-12-11T17:41:54.449+03:00| appLoader| I125: Using configuration file /etc/vmware/config.
2015-12-11T17:41:54.449+03:00| appLoader| I125: Using library directory: /usr/lib/vmware.
2015-12-11T17:41:54.450+03:00| appLoader| I125: Shipped glib version is 2.24
2015-12-11T17:41:54.450+03:00| appLoader| I125: System glib version is 2.46
2015-12-11T17:41:54.450+03:00| appLoader| I125: Using system version of glib.
2015-12-11T17:41:54.450+03:00| appLoader| I125: Detected VMware library libvmware-modconfig.so.
...
2015-12-11T17:41:54.774+03:00| appLoader| I125: Loading shipped version of libvmwareui.so.
2015-12-11T17:41:54.834+03:00| appLoader| W115: Unable to load libvmwareui.so from /usr/lib/vmware/lib/libvmwareui.so/libvmwareui.so: /usr/lib/vmware/lib/libvmwareui.so/libvmwareui.so: undefined symbol: _ZN4Glib10spawn_syncERKSsRKNS_11ArrayHandleISsNS_17Container_Helpers10TypeTraitsISsEEEENS_10SpawnFlagsERKN4sigc4slotIvNSA_3nilESC_SC_SC_SC_SC_SC_EEPSsSG_Pi
2015-12-11T17:41:54.834+03:00| appLoader| W115: Unable to load dependencies for /usr/lib/vmware/lib/libvmware-modconfig.so/libvmware-modconfig.so
2015-12-11T17:41:54.834+03:00| appLoader| W115: Unable to execute /usr/lib/vmware/bin/vmware-modconfig.
I made it work with:
$ export VMWARE_USE_SHIPPED_LIBS=yes
$ vmware