UBB.threads PHP Forum Software Community Forums UBB.threads 7 Version 7 Support Members PM new message icon wont stop "flashing"

NOTHING helps this problem. Should I send a support ticket to you Rick? This is what the members say...

http://www2.everybody.co.nz/forum/ubbthreads.php?ubb=showflat&Number=1865764&nt=2&page=1

We are running version 7.5.2, do we need to upgrade again?
Thanks

Wendy