Index: /trunk/src/VBox/Main/src-server/StorageControllerImpl.cpp
===================================================================
--- /trunk/src/VBox/Main/src-server/StorageControllerImpl.cpp	(revision 37925)
+++ /trunk/src/VBox/Main/src-server/StorageControllerImpl.cpp	(revision 37926)
@@ -770,5 +770,5 @@
        )
         return setError(E_INVALIDARG,
-                        tr("The port and/or device parameter are out of range: port=%d (must be in range [0, %u]), device=%u (must be in range [0, %u])"),
+                        tr("The port and/or device parameter are out of range: port=%d (must be in range [0, %d]), device=%d (must be in range [0, %d])"),
                         (int)aControllerPort, (int)portCount-1, (int)aDevice, (int)devicesPerPort-1);