Fix blowing up TNT near worldedit markers

diff --git a/worldedit_commands/mark.lua b/worldedit_commands/mark.lua
index 4062cae0e32f714d4541f618a8d4b4b6e5d36222..7f880ea61635f448bbd563317fc5b855d623e133 100644 (file)
--- a/worldedit_commands/mark.lua
+++ b/worldedit_commands/mark.lua
@@ -153,7 +153,11 @@ minetest.register_entity(":worldedit:region_cube", {
                end\r
        end,\r
        on_punch = function(self, hitter)\r
-               for _, entity in ipairs(worldedit.marker_region[self.player_name]) do\r
+               local markers = worldedit.marker_region[self.player_name]\r
+               if not markers then\r
+                       return\r
+               end\r
+               for _, entity in ipairs(markers) do\r
                        entity:remove()\r
                end\r
                worldedit.marker_region[self.player_name] = nil\r