make multiplex not crash if !realtime auto and already running

diff --git a/hostside/multiplex b/hostside/multiplex
index cb0f6815b4bca7bc7b5e30ab9a771360b619b560..c3d46bd4de7f85314871f66ad1c107cdff620325 100755 (executable)
--- a/hostside/multiplex
+++ b/hostside/multiplex
@@ -275,7 +275,7 @@ proc realtime-retry-reset {} {
 }
 
 proc realtime-retry-check {} {
-    global realtime_retry
+    global realtime_retry realtime
     if {![info exists realtime_retry]} return
     if {[llength $realtime_retry]} return
     if {[info exists realtime]} return