--- openflow-2009-11-17.h	2015-07-23 09:54:15.800479307 -0700
+++ openflow-2009-11-20.h	2015-07-23 09:54:15.804479307 -0700
@@ -659,7 +659,9 @@
     OFPFMFC_EPERM,              /* Permissions error. */
     OFPFMFC_BAD_EMERG_TIMEOUT,  /* Flow not added because of non-zero idle/hard
                                  * timeout. */
-    OFPFMFC_BAD_COMMAND         /* Unknown command. */
+    OFPFMFC_BAD_COMMAND,        /* Unknown command. */
+    OFPFMFC_UNSUPPORTED         /* Unsupported action list - cannot process in
+                                 * the order specified. */
 };
 
 /* ofp_error_msg 'code' values for OFPET_PORT_MOD_FAILED.  'data' contains