Fix invalid spidertron crash

tburrows13 · May 27, 2022 · b5922ae · b5922ae
1 parent 0b3c5be
commit b5922ae
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/changelog.txt b/changelog.txt
@@ -1,4 +1,9 @@
 ---------------------------------------------------------------------------------------------------
+Version: 1.8.5
+Date: 17 May 2022
+  Bugfixes:
+    - Fixed crash when removing spidertron after issuing a pathfind command
+---------------------------------------------------------------------------------------------------
 Version: 1.8.4
 Date: 3 May 2022
   Features:

diff --git a/scripts/pathfinder.lua b/scripts/pathfinder.lua
@@ -93,10 +93,11 @@ script.on_event(defines.events.on_script_path_request_finished,
     local request_info = global.pathfinder_requests[event.id]
     if request_info then
       local spidertron = request_info.spidertron
-      local total_legs = #spidertron.get_spider_legs()
-      local total_path_requests = math.floor(total_legs / 2) + (total_legs % 2)
       local player = request_info.player
       if spidertron.valid and player.valid then
+        local total_legs = #spidertron.get_spider_legs()
+        local total_path_requests = math.floor(total_legs / 2) + (total_legs % 2)
+
         local start_position = request_info.start_position
         local target_position = request_info.target_position
         local clicked_position = request_info.clicked_position