diff --git a/core/src/io/anuke/mindustry/world/Block.java b/core/src/io/anuke/mindustry/world/Block.java
index 32da6b3137..51025a3286 100644
--- a/core/src/io/anuke/mindustry/world/Block.java
+++ b/core/src/io/anuke/mindustry/world/Block.java
@@ -162,7 +162,7 @@ public class Block extends BaseBlock {
 
         for(int i = 0; i < tile.entity.power.links.size; i++){
             Tile link = world.tile(tile.entity.power.links.get(i));
-            if(link != null) out.add(link);
+            if(link != null && link.entity != null && link.entity.power != null) out.add(link);
         }
         return out;
     }