Error trying to pay bill, change autopay card, accessing rewards.

3 issues.

1. When trying to pay bill, it keeps showing "error, refresh page and check back later."

2. cant change autopay card due to issue one.

3. cant access rewards, keeps saying, "there is no NOW I'd associated with this account"

I am a platinum member. 

I have, cleared the app cache, storage, deleted, reinstalled, tried on android chrome browser, PC chrome browser, PC opera browser, used my username to login in, my Comcast email to login, my phone number to login. Nothing has worked.