OpenWRT LuCI: Failed to execute function dispatcher

Probléma: Frissen, ropogósan fordított OpenWRT LuCI felülete ilyen hibával áll le:

/usr/lib/lua/luci/dispatcher.lua:433: Failed to execute function dispatcher target for entry '/'.
The called action terminated with an exception:
/usr/lib/lua/luci/dispatcher.lua:433: Failed to execute function dispatcher target for entry '/failsafe'.
The called action terminated with an exception:
/usr/lib/lua/luci/dispatcher.lua:433: Failed to execute call dispatcher target for entry '/failsafe/flashops'.
The called action terminated with an exception:
/usr/lib/lua/luci/controller/failsafe/failsafe.lua:91: attempt to index upvalue 'fp' (a nil value)
stack traceback:
[C]: in function 'assert'
/usr/lib/lua/luci/dispatcher.lua:433: in function 'dispatch'
/usr/lib/lua/luci/dispatcher.lua:168: in function /lib/lua/luci/dispatcher.lua:167>

Megoldás: A luci-mod-failsafe eltávolítása: opkg remove luci-mod-failsafe