From 2ee074752dfd196c82e917a7d9e9dd42ff4febad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Herm=C3=A8s=20B=C3=A9lusca-Ma=C3=AFto?=
 <hermes.belusca-maito@reactos.org>
Date: Wed, 27 Aug 2014 12:38:45 +0000
Subject: [PATCH] [MPLAY32]: Improve ShowLastWin32Error().

svn path=/trunk/; revision=63960
---
 reactos/base/applications/mplay32/mplay32.c | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/reactos/base/applications/mplay32/mplay32.c b/reactos/base/applications/mplay32/mplay32.c
index e2d53a96d1e..4340686768d 100644
--- a/reactos/base/applications/mplay32/mplay32.c
+++ b/reactos/base/applications/mplay32/mplay32.c
@@ -88,13 +88,19 @@ void ResizeClientArea(HWND hwnd, int nWidth, int nHeight)
 static VOID
 ShowLastWin32Error(HWND hwnd)
 {
-    DWORD dwError;
     LPTSTR lpMessageBuffer;
+    DWORD dwError = GetLastError();
 
-    dwError = GetLastError();
-    FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, dwError, 0, (LPWSTR)&lpMessageBuffer, 0, NULL);
-    MessageBox(hwnd, lpMessageBuffer, szAppTitle, MB_OK | MB_ICONERROR);
-    LocalFree(lpMessageBuffer);
+    if (FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
+                      NULL,
+                      dwError,
+                      MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+                      (LPTSTR)&lpMessageBuffer,
+                      0, NULL) != 0)
+    {
+        MessageBox(hwnd, lpMessageBuffer, szAppTitle, MB_OK | MB_ICONERROR);
+        if (lpMessageBuffer) LocalFree(lpMessageBuffer);
+    }
 }
 
 static VOID