diff --git a/core/src/mindustry/async/PhysicsProcess.java b/core/src/mindustry/async/PhysicsProcess.java
index c62281802c..4d7bc59aae 100644
--- a/core/src/mindustry/async/PhysicsProcess.java
+++ b/core/src/mindustry/async/PhysicsProcess.java
@@ -38,7 +38,7 @@ public class PhysicsProcess implements AsyncProcess{
 
         //find Unit without bodies and assign them
         for(Unit entity : group){
-            if(entity.type == null) continue;
+            if(entity == null || entity.type == null) continue;
 
             if(entity.physref == null){
                 PhysicsBody body = new PhysicsBody();