PaperMC/patches/server/0577-Return-chat-component-with-empty-text-instead-of-thr.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: CDFN <codefun@protonmail.com>
Date: Tue, 7 Jul 2020 17:53:23 +0200
Subject: [PATCH] Return chat component with empty text instead of throwing
 exception


diff --git a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
index cd4070d30e18d14701385328f03734e731c3c2d3..a0e5e2daff21564a85c46ad469b79139cc26c1fd 100644
--- a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
+++ b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
@@ -22,6 +22,7 @@ import net.minecraft.ReportedException;
 import net.minecraft.core.NonNullList;
 import net.minecraft.core.Registry;
 import net.minecraft.network.chat.Component;
+import net.minecraft.network.chat.TextComponent;
 import net.minecraft.network.protocol.game.ClientboundContainerSetSlotPacket;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.util.Mth;
@@ -88,7 +89,12 @@ public abstract class AbstractContainerMenu {
     }
     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 new TextComponent("");
+        }
+        // Paper end
         return this.title;
     }
     public final void setTitle(Component title) {