Index: /trunk/src/VBox/Additions/WINNT/Graphics/Video/disp/wddm/VBoxDispMpLogger.cpp
===================================================================
--- /trunk/src/VBox/Additions/WINNT/Graphics/Video/disp/wddm/VBoxDispMpLogger.cpp	(revision 64185)
+++ /trunk/src/VBox/Additions/WINNT/Graphics/Video/disp/wddm/VBoxDispMpLogger.cpp	(revision 64186)
@@ -56,4 +56,5 @@
 #include <iprt/asm.h>
 #include <iprt/assert.h>
+#include <iprt/err.h>
 #include <iprt/mem.h>