Index: apps/app_valetparking.c
===================================================================
--- apps/app_valetparking.c     (revision 1593)
+++ apps/app_valetparking.c     (working copy)
@@ -406,7 +406,7 @@
                                pu->old++;
                        }
                        tms = (tv.tv_sec - pu->start.tv_sec) * 1000 + (tv.tv_usec - pu->start.tv_usec) / 1000;
-                       if(gc < 5 && !pu->chan->generator) {
+                       if(gc < 5 && !opbx_generator_is_active(pu->chan)) {
                                gc++;
                                opbx_moh_start(pu->chan, opbx_strlen_zero(pu->chan->musicclass) ? "default" : pu->chan->musicclass);
                        }