Added 1 frame delay to avoid error when exiting

src/core/Global.ttslua

@@ -212,10 +212,14 @@ end
 
 -- TTS event for objects that leave zones
 function onObjectLeaveZone(zone, object)
-  if zone.isDestroyed() or object.isDestroyed() then return end
-  if zone.type == "Hand" and object.hasTag("CardWithHelper") then
-    object.call("updateDisplay")
-  end
+  -- 1 frame delay to avoid error messages when exiting the game
+  Wait.frames(
+    function()
+      if zone.isDestroyed() or object.isDestroyed() then return end
+      if zone.type == "Hand" and object.hasTag("CardWithHelper") then
+        object.call("updateDisplay")
+      end
+    end, 1)
 end
 
 -- handle card drawing via number typing for multihanded gameplay
@@ -1364,7 +1368,8 @@ function contentDownloadCallback(request, params)
     if pos then
       spawnTable.position = pos
     else
-      broadcastToAll("Please make space in the area below the tentacle stand in the upper middle of the table and try again.", "Red")
+      broadcastToAll(
+      "Please make space in the area below the tentacle stand in the upper middle of the table and try again.", "Red")
       return
     end
   end
@@ -1515,10 +1520,11 @@ function playermatRemovalSelected(player, selectedIndex, id)
   if mat then
     -- confirmation dialog about deletion
     player.pingTable(mat.getPosition())
-    player.showConfirmDialog("Do you really want to remove " .. matColor .. "'s playermat and related objects? This can't be reversed.",
-    function()
-      removePlayermat(matColor)
-    end)
+    player.showConfirmDialog(
+      "Do you really want to remove " .. matColor .. "'s playermat and related objects? This can't be reversed.",
+      function()
+        removePlayermat(matColor)
+      end)
   else
     -- info dialog that it is already deleted
     player.showInfoDialog(matColor .. "'s playermat has already been removed.")
@@ -1593,6 +1599,7 @@ function applyOptionPanelChange(id, state)
     local counter = guidReferenceApi.getObjectByOwnerAndType("Mythos", "MasterClueCounter")
     counter.setVar("useClickableCounters", state)
 
+    -- option: Enable card helpers
   elseif id == "enableCardHelpers" then
     toggleCardHelpers(state)