Fixed #1319

core/src/mindustry/game/Schematics.java

@@ -142,6 +142,7 @@ public class Schematics implements Loadable{
                 ui.showException(e);
             }
         }
+        all.sort();
     }
 
     public void savePreview(Schematic schematic, Fi file){
@@ -280,6 +281,7 @@ public class Schematics implements Loadable{
             ui.showException(e);
             Log.err(e);
         }
+        all.sort();
     }
 
     public void remove(Schematic s){
@@ -292,6 +294,7 @@ public class Schematics implements Loadable{
             previews.get(s).dispose();
             previews.remove(s);
         }
+        all.sort();
     }
 
     /** Creates a schematic from a world selection. */

core/src/mindustry/world/blocks/distribution/MassDriver.java

@@ -262,6 +262,7 @@ public class MassDriver extends Block{
     }
 
     protected boolean shooterValid(Tile tile, Tile other){
+
         if(other == null) return true;
         if(!(other.block() instanceof MassDriver)) return false;
         MassDriverEntity entity = other.ent();
@@ -274,7 +275,7 @@ public class MassDriver extends Block{
         if(entity == null || entity.link == -1) return false;
         Tile link = world.tile(entity.link);
 
-        return link != null && link.block() instanceof MassDriver && tile.dst(link) <= range;
+        return link != null && link.block() instanceof MassDriver && link.getTeam() == tile.getTeam() && tile.dst(link) <= range;
     }
 
     public static class DriverBulletData implements Poolable{