diff -u -N -r source-old/dll/win32/advapi32/misc/hwprofiles.c source/dll/win32/advapi32/misc/hwprofiles.c
--- source-old/dll/win32/advapi32/misc/hwprofiles.c	Sun Apr 18 13:01:53 2010
+++ source/dll/win32/advapi32/misc/hwprofiles.c	Wed May  5 20:29:50 2010
@@ -11,6 +11,7 @@
 
 #include <advapi32.h>
 #include <wine/debug.h>
+#include <rpc.h>
 WINE_DEFAULT_DEBUG_CHANNEL(advapi);
 
 /******************************************************************************
@@ -158,9 +159,18 @@
                          (LPBYTE)&lpHwProfileInfo->szHwProfileGuid,
                          &dwLength))
     {
-        /* FIXME: Create a new GUID */
-        wcscpy(lpHwProfileInfo->szHwProfileGuid,
-               L"{00000000-0000-0000-0000-000000000000}");
+        UUID uuid;
+        UuidCreate(&uuid);
+        /* Create a new GUID */
+        wsprintfW(
+            lpHwProfileInfo->szHwProfileGuid,
+            L"{%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}",
+            uuid.Data1, 
+            uuid.Data2, 
+            uuid.Data3,
+            uuid.Data4[0], uuid.Data4[1],
+            uuid.Data4[2], uuid.Data4[3], uuid.Data4[4], uuid.Data4[5], 
+            uuid.Data4[6], uuid.Data4[7]);
 
         dwLength = (wcslen(lpHwProfileInfo->szHwProfileGuid) + 1) * sizeof(WCHAR);
         RegSetValueExW(hProfileKey,