Fixed #10346

core/src/mindustry/ai/ControlPathfinder.java

@@ -343,7 +343,10 @@ public class ControlPathfinder implements Runnable{
     }
 
     public void updateTile(Tile tile){
-        tile.getLinkedTiles(t -> {
+        tile.getLinkedTiles(this::updateSingleTile);
+    }
+
+    public void updateSingleTile(Tile t){
         int x = t.x, y = t.y, mx = x % clusterSize, my = y % clusterSize, cx = x / clusterSize, cy = y / clusterSize, cluster = cx + cy * cwidth;
 
         //is at the edge of a cluster; this means the portals may have changed.
@@ -360,7 +363,6 @@ public class ControlPathfinder implements Runnable{
             //there is no need to recompute portals for block updates that are not on the edge.
             queue.post(() -> clustersToInnerUpdate.add(cluster));
         }
-        });
     }
 
     void queueClusterUpdate(int cx, int cy){

core/src/mindustry/world/Tile.java

@@ -293,6 +293,7 @@ public class Tile implements Position, QuadTreeObject, Displayable{
         if(build != null){
             build.onProximityUpdate();
         }
+        pathfinder.updateTile(this);
     }
 
     public boolean isEditorTile(){