Index: /trunk/src/VBox/Frontends/VirtualBox/src/selector/VBoxSelectorWnd.cpp
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/selector/VBoxSelectorWnd.cpp	(revision 37896)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/selector/VBoxSelectorWnd.cpp	(revision 37897)
@@ -701,4 +701,10 @@
                                  const QString &strMachineId /* = QString::null */)
 {
+    /* Check that we do NOT handling that already: */
+    if (mVmConfigAction->data().toBool())
+        return;
+    /* Remember that we handling that already: */
+    mVmConfigAction->setData(true);
+
     /* Process href from VM details / description: */
     if (!strCategoryRef.isEmpty() && strCategoryRef[0] != '#')
@@ -732,4 +738,7 @@
     UISettingsDialogMachine dlg(this, pItem->id(), strCategory, strControl);
     dlg.execute();
+
+    /* Remember that we do NOT handling that already: */
+    mVmConfigAction->setData(false);
 }