When warping while having a charging coil on the warp area, this error is thrown:

Error MainLoop.cpp:1285: Exception at tick 10555801: The mod Wireless Charging Lib (0.18.1) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event wireless-charging-lib_v18::on_tick (ID 0)
LuaEntity API call when LuaEntity was invalid.
stack traceback:
[C]: in function 'index'
__wireless-charging-lib_v18/src/main.lua:114: in function 'rebuild_caches'
wireless-charging-lib_v18/src/main.lua:592: in function <wireless-charging-lib_v18/src/main.lua:586>