From 6eb7e7a0ee47a8be2b16fad30682e5e90e0a243d Mon Sep 17 00:00:00 2001
From: GabsPuNs <gabspun@gmail.com>
Date: Sat, 21 Mar 2026 06:14:16 -0400
Subject: [PATCH] Fix game crashing if DLC has XMLVERSION paramater #1285

---
 Minecraft.Client/Common/DLC/DLCManager.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Minecraft.Client/Common/DLC/DLCManager.cpp b/Minecraft.Client/Common/DLC/DLCManager.cpp
index 931b0e1d..31e72b98 100644
--- a/Minecraft.Client/Common/DLC/DLCManager.cpp
+++ b/Minecraft.Client/Common/DLC/DLCManager.cpp
@@ -400,6 +400,7 @@ bool DLCManager::processDLCDataFile(DWORD &dwFilesProcessed, PBYTE pbData, DWORD
 	unsigned int uiParameterCount=*(unsigned int *)&pbData[uiCurrentByte];
 	uiCurrentByte+=sizeof(int);
 	C4JStorage::DLC_FILE_PARAM *pParams = (C4JStorage::DLC_FILE_PARAM *)&pbData[uiCurrentByte];
+	bool bXMLVersion = false;
 	//DWORD dwwchCount=0;
 	for(unsigned int i=0;i<uiParameterCount;i++)
 	{
@@ -410,11 +411,22 @@ bool DLCManager::processDLCDataFile(DWORD &dwFilesProcessed, PBYTE pbData, DWORD
 		{
 			parameterMapping[pParams->dwType] = type;
 		}
+
+		if (parameterName == L"XMLVERSION")
+		{
+			bXMLVersion = true;
+		}
+
 		uiCurrentByte+= sizeof(C4JStorage::DLC_FILE_PARAM)+(pParams->dwWchCount*sizeof(WCHAR));
 		pParams = (C4JStorage::DLC_FILE_PARAM *)&pbData[uiCurrentByte];
 	}
 	//ulCurrentByte+=ulParameterCount * sizeof(C4JStorage::DLC_FILE_PARAM);
 
+	if (bXMLVersion)
+	{
+		uiCurrentByte += sizeof(int);
+	}
+
 	unsigned int uiFileCount=*(unsigned int *)&pbData[uiCurrentByte];
 	uiCurrentByte+=sizeof(int);
 	C4JStorage::DLC_FILE_DETAILS *pFile = (C4JStorage::DLC_FILE_DETAILS *)&pbData[uiCurrentByte];