diff --git a/core/src/mindustry/entities/comp/BuildingComp.java b/core/src/mindustry/entities/comp/BuildingComp.java
index eea9d45374..7eb81b754c 100644
--- a/core/src/mindustry/entities/comp/BuildingComp.java
+++ b/core/src/mindustry/entities/comp/BuildingComp.java
@@ -1099,8 +1099,13 @@ abstract class BuildingComp implements Posc, Teamc, Healthc, Buildingc, Timerc,
 
     public void displayBars(Table table){
         for(Func<Building, Bar> bar : block.bars.list()){
-            table.add(bar.get(self())).growX();
-            table.row();
+            //TODO fix conclusively
+            try{
+                table.add(bar.get(self())).growX();
+                table.row();
+            }catch(ClassCastException e){
+                break;
+            }
         }
     }