diff --git a/maidroid_tool/capture_rod.lua b/maidroid_tool/capture_rod.lua
index b9ef945..f0156e7 100644
--- a/maidroid_tool/capture_rod.lua
+++ b/maidroid_tool/capture_rod.lua
@@ -14,6 +14,7 @@ minetest.register_tool("maidroid_tool:capture_rod", {
 
 		local obj = pointed_thing.ref
 		local luaentity = obj:get_luaentity()
+		if not luaentity then return end
 		if not maidroid.is_maidroid(luaentity.name) then
 			if luaentity.name == "__builtin:item" then
 				luaentity:on_punch(user)