Telus IPTV (also known as Optik TV)
I'm in a browser, logged into my account. I click the green "Manage your channels" button. A new window pops up, waits a bit, then says:
"This application is currently not available for your account. Please call 310-MYTV to modify your subscription. (Error #103)".
I called 310-MYTV and was on...