Site: ABCEvery time I try to sign into our tv provider this code comes up: Authentication failure 029-1216-000 Add new comment Comments I am still getting this error code. I have uninstalled and re-installed. cancelled the setting that allows my tv provider and still receive it.happens on ipad and iphone. reply Add new comment Your name * E-mail * The content of this field is kept private and will not be shown publicly. Comment * Notify me when new comments are posted 1NKybf Enter the code above * Enter the code without spaces.