Index: /trunk/src/VBox/Runtime/nt/RTErrConvertFromNtStatus.cpp
===================================================================
--- /trunk/src/VBox/Runtime/nt/RTErrConvertFromNtStatus.cpp	(revision 82553)
+++ /trunk/src/VBox/Runtime/nt/RTErrConvertFromNtStatus.cpp	(revision 82554)
@@ -93,4 +93,5 @@
                                             return VERR_NET_IO_ERROR;
         case STATUS_INVALID_IMAGE_HASH:     return VERR_LDR_IMAGE_HASH;
+        case STATUS_LOGON_FAILURE:          return VERR_AUTHENTICATION_FAILURE;
 #ifdef VBOX
         case STATUS_TRUST_FAILURE:          return VERR_SUPLIB_NT_PROCESS_UNTRUSTED_5;