Don't send UI updates if UI is not present (correct fix for r4513).
Don't send UI updates if UI is not present (correct fix for r4513).


git-svn-id: 7bd329e9dda58c4b8b889e18905461d82e94e37c@4539 a436a847-0d15-0410-975c-d299462d15a1

ventosus/jalv,ventosus/jalv,ventosus/jalv