Index: /trunk/src/VBox/Main/src-server/MediumImpl.cpp
===================================================================
--- /trunk/src/VBox/Main/src-server/MediumImpl.cpp	(revision 56473)
+++ /trunk/src/VBox/Main/src-server/MediumImpl.cpp	(revision 56474)
@@ -3228,8 +3228,8 @@
         AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
 
+        /* Check whether encryption is configured for this medium. */
         settings::StringsMap::iterator it = pBase->m->mapProperties.find("CRYPT/KeyStore");
         if (it == pBase->m->mapProperties.end())
-            throw setError(VBOX_E_NOT_SUPPORTED,
-                           tr("The image is not configured for encryption"));
+            throw VBOX_E_NOT_SUPPORTED;
 
 # ifdef VBOX_WITH_EXTPACK