fix exception showing properties dialog: ValueError: too many values to unpack
fix exception showing properties dialog: ValueError: too many values to unpack

cnc-club/linuxcnc,strahlex/machinekit,ArcEye/machinekit-testing,RunningLight/machinekit,strahlex/machinekit,Cid427/machinekit,RunningLight/machinekit,cdsteinkuehler/MachineKit,EqAfrica/machinekit,strahlex/machinekit,Cid427/machinekit,bmwiedemann/linuxcnc-mirror,mhaberler/machinekit,bobvanderlinden/machinekit,ikcalB/linuxcnc-mirror,araisrobo/linuxcnc,araisrobo/machinekit,cdsteinkuehler/linuxcnc,araisrobo/machinekit,strahlex/machinekit,EqAfrica/machinekit,unseenlaser/machinekit,araisrobo/linuxcnc,RunningLight/machinekit,ikcalB/linuxcnc-mirror,ianmcmahon/linuxcnc-mirror,ikcalB/linuxcnc-mirror,EqAfrica/machinekit,mhaberler/machinekit,araisrobo/linuxcnc,cdsteinkuehler/MachineKit,strahlex/machinekit,Cid427/machinekit,kinsamanka/machinekit,cdsteinkuehler/MachineKit,unseenlaser/machinekit,ArcEye/MK-Qt5,ArcEye/MK-Qt5,unseenlaser/machinekit,Cid427/machinekit,ArcEye/MK-Qt5,unseenlaser/linuxcnc,cdsteinkuehler/MachineKit,ArcEye/machinekit-testing,cnc-club/linuxcnc,araisrobo/machinekit,mhaberler/machinekit,aschiffler/linuxcnc,Cid427/machinekit,mhaberler/machinekit,ianmcmahon/linuxcnc-mirror,araisrobo/machinekit,narogon/linuxcnc,ArcEye/machinekit-testing,yishinli/emc2,jaguarcat79/ILC-with-LinuxCNC,cnc-club/linuxcnc,kinsamanka/machinekit,aschiffler/linuxcnc,unseenlaser/machinekit,narogon/linuxcnc,araisrobo/machinekit,araisrobo/machinekit,cnc-club/linuxcnc,jaguarcat79/ILC-with-LinuxCNC,RunningLight/machinekit,mhaberler/machinekit,RunningLight/machinekit,ianmcmahon/linuxcnc-mirror,jaguarcat79/ILC-with-LinuxCNC,cdsteinkuehler/MachineKit,yishinli/emc2,mhaberler/machinekit,cdsteinkuehler/linuxcnc,unseenlaser/machinekit,araisrobo/machinekit,aschiffler/linuxcnc,ArcEye/machinekit-testing,ArcEye/machinekit-testing,araisrobo/machinekit,bobvanderlinden/machinekit,strahlex/machinekit,EqAfrica/machinekit,ArcEye/machinekit-testing,unseenlaser/linuxcnc,Cid427/machinekit,yishinli/emc2,ianmcmahon/linuxcnc-mirror,EqAfrica/machinekit,aschiffler/linuxcnc,RunningLight/machinekit,kinsamanka/machinekit,bobvanderlinden/machinekit,cnc-club/linuxcnc,bmwiedemann/linuxcnc-mirror,ArcEye/machinekit-testing,mhaberler/machinekit,bobvanderlinden/machinekit,cnc-club/linuxcnc,bobvanderlinden/machinekit,narogon/linuxcnc,aschiffler/linuxcnc,bmwiedemann/linuxcnc-mirror,ikcalB/linuxcnc-mirror,araisrobo/machinekit,jaguarcat79/ILC-with-LinuxCNC,kinsamanka/machinekit,kinsamanka/machinekit,EqAfrica/machinekit,bobvanderlinden/machinekit,unseenlaser/machinekit,Cid427/machinekit,unseenlaser/linuxcnc,EqAfrica/machinekit,bmwiedemann/linuxcnc-mirror,jaguarcat79/ILC-with-LinuxCNC,bmwiedemann/linuxcnc-mirror,Cid427/machinekit,EqAfrica/machinekit,bmwiedemann/linuxcnc-mirror,unseenlaser/machinekit,kinsamanka/machinekit,narogon/linuxcnc,mhaberler/machinekit,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,yishinli/emc2,cdsteinkuehler/MachineKit,ianmcmahon/linuxcnc-mirror,ArcEye/MK-Qt5,kinsamanka/machinekit,ArcEye/MK-Qt5,cdsteinkuehler/linuxcnc,ArcEye/MK-Qt5,ArcEye/MK-Qt5,ikcalB/linuxcnc-mirror,ianmcmahon/linuxcnc-mirror,araisrobo/linuxcnc,araisrobo/linuxcnc,cdsteinkuehler/linuxcnc,bmwiedemann/linuxcnc-mirror,ArcEye/MK-Qt5,kinsamanka/machinekit,RunningLight/machinekit,cdsteinkuehler/linuxcnc,ianmcmahon/linuxcnc-mirror,unseenlaser/linuxcnc,cnc-club/linuxcnc,RunningLight/machinekit,cdsteinkuehler/linuxcnc,bobvanderlinden/machinekit,narogon/linuxcnc,unseenlaser/machinekit,unseenlaser/linuxcnc,strahlex/machinekit,bobvanderlinden/machinekit,ArcEye/machinekit-testing