From 3dbca8f3381ca27122ea3240dd7fc5499310f0be Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Wed, 15 Jul 2026 12:17:57 +0200
Subject: [PATCH] Fix crash `StringUtils::Copy` on Win32 when length is zero

---
 Source/Engine/Platform/Win32/Win32StringUtils.cpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/Source/Engine/Platform/Win32/Win32StringUtils.cpp b/Source/Engine/Platform/Win32/Win32StringUtils.cpp
index fb7759cd2..352e214e0 100644
--- a/Source/Engine/Platform/Win32/Win32StringUtils.cpp
+++ b/Source/Engine/Platform/Win32/Win32StringUtils.cpp
@@ -164,8 +164,15 @@ Char* StringUtils::Copy(Char* dst, const Char* src)
 
 Char* StringUtils::Copy(Char* dst, const Char* src, int32 count)
 {
-    wcsncpy(dst, src, count - 1);
-    dst[count - 1] = 0;
+    if (count != 0)
+    {
+        wcsncpy(dst, src, count - 1);
+        dst[count - 1] = 0;
+    }
+    else
+    {
+        dst[0] = 0;
+    }
     return dst;
 }