Index: /trunk/src/VBox/Runtime/win/RTErrConvertFromWin32.cpp
===================================================================
--- /trunk/src/VBox/Runtime/win/RTErrConvertFromWin32.cpp	(revision 6871)
+++ /trunk/src/VBox/Runtime/win/RTErrConvertFromWin32.cpp	(revision 6872)
@@ -186,4 +186,5 @@
 
         case ERROR_CANCELLED:               return VERR_CANCELLED;
+        case ERROR_DIRECTORY:               return VERR_NOT_A_DIRECTORY;
 
         /*