Return chat component with empty text instead of throwing exception

paper-server/patches/sources/net/minecraft/world/inventory/AbstractContainerMenu.java.patch

@@ -28,11 +28,10 @@
  public abstract class AbstractContainerMenu {
  
      private static final Logger LOGGER = LogUtils.getLogger();
-@@ -66,6 +80,27 @@
+@@ -67,6 +81,32 @@
-     @Nullable
      private ContainerSynchronizer synchronizer;
      private boolean suppressRemoteUpdates;
-+
+ 
 +    // CraftBukkit start
 +    public boolean checkReachable = true;
 +    public abstract InventoryView getBukkitView();
@@ -45,7 +44,12 @@
 +    }
 +    private Component title;
 +    public final Component getTitle() {
-+        Preconditions.checkState(this.title != null, "Title not set");
++        // Paper start - return chat component with empty text instead of throwing error
++        // Preconditions.checkState(this.title != null, "Title not set");
++        if (this.title == null){
++            return Component.literal("");
++        }
++        // Paper end - return chat component with empty text instead of throwing error
 +        return this.title;
 +    }
 +    public final void setTitle(Component title) {
@@ -53,10 +57,11 @@
 +        this.title = title;
 +    }
 +    // CraftBukkit end
- 
++
      protected AbstractContainerMenu(@Nullable MenuType<?> type, int syncId) {
          this.carried = ItemStack.EMPTY;
-@@ -192,6 +227,15 @@
+         this.remoteSlots = NonNullList.create();
+@@ -192,6 +232,15 @@
  
      }
  
@@ -72,7 +77,7 @@
      public void removeSlotListener(ContainerListener listener) {
          this.containerListeners.remove(listener);
      }
-@@ -417,7 +461,7 @@
+@@ -417,7 +466,7 @@
                  }
              } else if (this.quickcraftStatus == 2) {
                  if (!this.quickcraftSlots.isEmpty()) {
@@ -81,7 +86,7 @@
                          k = ((Slot) this.quickcraftSlots.iterator().next()).index;
                          this.resetQuickCraft();
                          this.doClick(k, this.quickcraftType, ClickType.PICKUP, player);
-@@ -433,6 +477,7 @@
+@@ -433,6 +482,7 @@
                      l = this.getCarried().getCount();
                      Iterator iterator = this.quickcraftSlots.iterator();
  
@@ -89,7 +94,7 @@
                      while (iterator.hasNext()) {
                          Slot slot1 = (Slot) iterator.next();
                          ItemStack itemstack2 = this.getCarried();
-@@ -443,12 +488,48 @@
+@@ -443,12 +493,48 @@
                              int l1 = Math.min(AbstractContainerMenu.getQuickCraftPlaceCount(this.quickcraftSlots, this.quickcraftType, itemstack1) + j1, k1);
  
                              l -= l1 - j1;
@@ -141,7 +146,7 @@
                  }
  
                  this.resetQuickCraft();
-@@ -466,8 +547,11 @@
+@@ -466,8 +552,11 @@
                  if (slotIndex == -999) {
                      if (!this.getCarried().isEmpty()) {
                          if (clickaction == ClickAction.PRIMARY) {
@@ -154,7 +159,7 @@
                          } else {
                              player.drop(this.getCarried().split(1), true);
                          }
-@@ -530,6 +614,15 @@
+@@ -530,6 +619,15 @@
                      }
  
                      slot.setChanged();
@@ -170,7 +175,7 @@
                  }
              } else {
                  int j2;
-@@ -662,8 +755,9 @@
+@@ -662,8 +760,9 @@
              ItemStack itemstack = this.getCarried();
  
              if (!itemstack.isEmpty()) {
@@ -181,7 +186,7 @@
              }
  
          }
-@@ -893,6 +987,11 @@
+@@ -893,6 +992,11 @@
      }
  
      public ItemStack getCarried() {