`function: isLeaper -- file: LeaperZedCommands.lua line # 401 | MOD: SZ_LeaperToLicker
function: Add -- file: LeaperZedCommands.lua line # 439 | MOD: SZ_LeaperToLicker
java.lang.RuntimeException: Object tried to call nil in isLeaper
    at se.krka.kahlua.vm.KahluaUtil.fail(KahluaUtil.java:82)
    at se.krka.kahlua.vm.KahluaThread.luaMainloop(KahluaThread.java:973)
    at se.krka.kahlua.vm.KahluaThread.call(KahluaThread.java:163)
    at se.krka.kahlua.vm.KahluaThread.pcall(KahluaThread.java:1980)
    at se.krka.kahlua.vm.KahluaThread.pcallvoid(KahluaThread.java:1812)
    at se.krka.kahlua.integration.LuaCaller.pcallvoid(LuaCaller.java:66)
    at se.krka.kahlua.integration.LuaCaller.protectedCallVoid(LuaCaller.java:139)
    at zombie.Lua.Event.trigger(Event.java:64)
    at zombie.Lua.LuaEventManager.triggerEvent(LuaEventManager.java:173)
    at zombie.network.GameClient.receiveClientCommand(GameClient.java:1513)
    at zombie.network.PacketTypes$PacketType.onMainLoopHandlePacketInternal(PacketTypes.java:1028)
    at zombie.network.GameClient.mainLoopHandlePacketInternal(GameClient.java:644)
    at zombie.network.GameClient.mainLoopDealWithNetData(GameClient.java:621)
    at zombie.network.GameClient.update(GameClient.java:431)
    at zombie.GameWindow.logic(GameWindow.java:232)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:71)
    at zombie.GameWindow.frameStep(GameWindow.java:765)
    at zombie.GameWindow.run_ez(GameWindow.java:667)
    at zombie.GameWindow.mainThread(GameWindow.java:495)
    at java.base/java.lang.Thread.run(Unknown Source)
`