diff --git a/core/src/mindustry/world/blocks/power/PowerNode.java b/core/src/mindustry/world/blocks/power/PowerNode.java
index 80295854cf..c75acd047d 100644
--- a/core/src/mindustry/world/blocks/power/PowerNode.java
+++ b/core/src/mindustry/world/blocks/power/PowerNode.java
@@ -237,11 +237,14 @@ public class PowerNode extends PowerBlock{
         }
 
         var worldRange = laserRange * tilesize;
-        team.data().buildingTree.intersect(tile.worldx() - worldRange, tile.worldy() - worldRange, worldRange * 2, worldRange * 2, build -> {
-            if(valid.get(build) && !tempBuilds.contains(build)){
-                tempBuilds.add(build);
-            }
-        });
+        var tree = team.data().buildingTree;
+        if(tree != null){
+            tree.intersect(tile.worldx() - worldRange, tile.worldy() - worldRange, worldRange * 2, worldRange * 2, build -> {
+                if(valid.get(build) && !tempBuilds.contains(build)){
+                    tempBuilds.add(build);
+                }
+            });
+        }
 
         tempBuilds.sort((a, b) -> {
             int type = -Boolean.compare(a.block instanceof PowerNode, b.block instanceof PowerNode);
@@ -290,11 +293,14 @@ public class PowerNode extends PowerBlock{
         }
 
         var rangeWorld = maxRange * tilesize;
-        team.data().buildingTree.intersect(tile.worldx() - rangeWorld, tile.worldy() - rangeWorld, rangeWorld * 2, rangeWorld * 2, build -> {
-            if(valid.get(build) && !tempBuilds.contains(build)){
-                tempBuilds.add(build);
-            }
-        });
+        var tree = team.data().buildingTree;
+        if(tree != null){
+            tree.intersect(tile.worldx() - rangeWorld, tile.worldy() - rangeWorld, rangeWorld * 2, rangeWorld * 2, build -> {
+                if(valid.get(build) && !tempBuilds.contains(build)){
+                    tempBuilds.add(build);
+                }
+            });
+        }
 
         tempBuilds.sort((a, b) -> {
             int type = -Boolean.compare(a.block instanceof PowerNode, b.block instanceof PowerNode);