From 8e63fd635b75fd280024e4c7bc188d3e662d8e9c Mon Sep 17 00:00:00 2001
From: Nassim Jahnke <nassim@njahnke.dev>
Date: Fri, 26 Apr 2024 09:29:19 +0200
Subject: [PATCH] Ignore invalid names in player heads

---
 .../rewriter/BlockItemPacketRewriter1_20_5.java                 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_20_5to1_20_3/rewriter/BlockItemPacketRewriter1_20_5.java b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_20_5to1_20_3/rewriter/BlockItemPacketRewriter1_20_5.java
index 0f972f3a3..8fd27b415 100644
--- a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_20_5to1_20_3/rewriter/BlockItemPacketRewriter1_20_5.java
+++ b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_20_5to1_20_3/rewriter/BlockItemPacketRewriter1_20_5.java
@@ -1440,7 +1440,7 @@ public final class BlockItemPacketRewriter1_20_5 extends ItemRewriter<Clientboun
         tag.put("profile", profileTag);
 
         final String name = skullOwnerTag.getString("Name");
-        if (name != null) {
+        if (name != null && name.length() <= 16 && name.indexOf(' ') == -1) { // Ignore invalid names
             profileTag.putString("name", name);
         }