Your Incoming has been blocked and the emails will not be fetched in your Zoho account and POP Accounts

Your Incoming has been blocked and the emails will not be fetched in your Zoho account and POP Accounts

I am unable to use my email.  This message is showing: Your Incoming has been blocked and the emails will not be fetched in your Zoho account and POP Accounts

ALSO i submitted a help desk ticket and marked it EMERGENCY.  Why has no one replied to me in over 12 hours!

I need this fixed.  Not sure why I'm being blocked when I have a paid 15gb account.

Please advise ASAP!!!

Thanks,
Tom.