Index: /trunk/FACT++/src/drivectrl.cc
===================================================================
--- /trunk/FACT++/src/drivectrl.cc	(revision 14348)
+++ /trunk/FACT++/src/drivectrl.cc	(revision 14349)
@@ -1073,4 +1073,7 @@
                      "Drive system not ready for movement");
 
+        T::AddStateName(State::kLocked, "Locked",
+                     "Drive system is locked (will not accept commands)");
+
         T::AddStateName(State::kReady, "Ready",
                      "Drive system ready for movement");