Bugfixes

core/src/mindustry/world/blocks/campaign/LaunchPad.java

@@ -177,22 +177,17 @@ public class LaunchPad extends Block{
 
             //actually launch the items upon removal
             if(team() == state.rules.defaultTeam && state.secinfo.origin != null){
-                Seq<ItemStack> dest = state.secinfo.origin.getReceivedItems();
+                ItemSeq dest = state.secinfo.origin.getExtraItems();
 
                 for(ItemStack stack : stacks){
-                    ItemStack sto = dest.find(i -> i.item == stack.item);
-                    if(sto != null){
-                        sto.amount += stack.amount;
-                    }else{
-                        dest.add(stack);
-                    }
+                    dest.add(stack);
 
                     //update export
                     state.secinfo.handleItemExport(stack);
                     Events.fire(new LaunchItemEvent(stack));
                 }
 
-                state.secinfo.origin.setReceivedItems(dest);
+                state.secinfo.origin.setExtraItems(dest);
             }
         }
     }

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

@@ -134,6 +134,8 @@ public class ItemBridge extends Block{
 
         @Override
         public void playerPlaced(){
+            super.playerPlaced();
+
             Tile link = findLink(tile.x, tile.y);
             if(linkValid(tile, link)){
                 link.build.configure(tile.pos());

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

@@ -128,12 +128,15 @@ public class OverflowGate extends Block{
 
         @Override
         public void write(Writes write){
+            super.write(write);
+
             write.i(lastInput == null ? -1 : lastInput.pos());
         }
 
         @Override
         public void read(Reads read, byte revision){
             super.read(read, revision);
+
             if(revision == 1){
                 new DirectionalItemBuffer(25).read(read);
             }else if(revision == 3){