diff --git a/locale/gen_combined/dimentions.lua b/locale/gen_combined/dimentions.lua
index db8d9de5..738e1161 100644
--- a/locale/gen_combined/dimentions.lua
+++ b/locale/gen_combined/dimentions.lua
@@ -14,6 +14,7 @@ global.magic_chests = {}
 
 global.last_tp = {}
 global.teleport_cooldown = 3
+global.portal_radius = 2.5
 
 
 local function get_nice_surface_name(surface)
@@ -45,7 +46,7 @@ end
 local function teleport_nearby_players(portal)
   for _,player in pairs(game.players) do
     if player.connected and player.surface == portal.source then
-      if distance(portal.position, player.position) < 2.5 then
+      if distance(portal.position, player.position) < global.portal_radius then
         if not global.last_tp[player.name] or global.last_tp[player.name] + global.teleport_cooldown * 60 < game.tick then
           player.teleport(portal.target, portal.target_surface)
           global.last_tp[player.name] = game.tick
diff --git a/nuke_control.lua b/nuke_control.lua
index 9c62ddb7..62937df6 100644
--- a/nuke_control.lua
+++ b/nuke_control.lua
@@ -29,18 +29,35 @@ local function on_player_deconstructed_area(event)
     end
 end
 
-local init = true
+local function log_on_player_mined_entity(str, event)
+  game.write_file("on_plalyer_mined_entity_debug", game.tick .. " (" .. game.players[event.player_index].name  .. ") " .. str .. "\n", true, 1)
+end
+
+global.on_player_mined_item_enabled = true
+global.on_player_mined_item_init = true
+
 local function on_player_mined_item(event)
-  if init then
-    game.forces.enemy.research_all_technologies() --avoids losing logstics slot configuration on force toggle
-    init = false
-  end
-  if event.entity.force.name ~= "enemy" and event.entity.force.name ~= "neutral" and event.entity.name ~= "entity-ghost" then
-    local entity_name = event.entity.name
-    if entity_name == "pipe-to-ground" then entity_name = "pipe" end
-    local ghost = event.entity.surface.create_entity{name = "entity-ghost", position = event.entity.position, inner_name = entity_name, expires = false, force = "enemy", direction = event.entity.direction}
-    ghost.last_user = event.player_index
+  log_on_player_mined_entity("nuke_control.on_player_mined_item: entry", event)
+  if global.on_player_mined_item_enabled then
+    log_on_player_mined_entity("nuke_control.on_player_mined_item: enabled", event)
+    if global.on_player_mined_item_init then
+      log_on_player_mined_entity("nuke_control.on_player_mined_item: init", event)
+      game.forces.enemy.research_all_technologies() --avoids losing logstics slot configuration on force toggle
+      global.on_player_mined_item_init = false
+    end
+    local entity = event.entity
+    if entity.force.name ~= "enemy" and entity.force.name ~= "neutral" and entity.name ~= "entity-ghost" and entity.type ~= "logistic-robot" and entity.type ~= "construction-robot" then
+      log_on_player_mined_entity("nuke_control.on_player_mined_item: in body", event)
+      local entity_name = entity.name
+      if entity_name == "pipe-to-ground" then entity_name = "pipe" end
+      log_on_player_mined_entity("nuke_control.on_player_mined_item: before ghost placement", event)
+      local ghost = event.entity.surface.create_entity{name = "entity-ghost", position = event.entity.position, inner_name = entity_name, expires = false, force = "enemy", direction = event.entity.direction}
+      log_on_player_mined_entity("nuke_control.on_player_mined_item: ghost placed", event)
+      ghost.last_user = event.player_index
+      log_on_player_mined_entity("nuke_control.on_player_mined_item: last user set", event)
+    end
   end
+  log_on_player_mined_entity("nuke_control.on_player_mined_item: exit", event)
 end
 
 Event.register(defines.events.on_player_ammo_inventory_changed, ammo_changed)