Nav 2009 with error "The page contain a control add-in that is not permitted. Contact your system

Dear Sir,

Currently we have some problem related to Nav 2009 RTC, i have successfully install into my notebook but when i open Nav 2009 RTC, it prompts : “The page contain a control add-in that is not permitted. Contact your system administrator”

Any idea about this error?

Check out this post
http://www.mymibuso.org/forum/viewtopic.php?f=32&t=38590&start=0