This issue occurs when the account's mail quota has exceeded the limit.This issue can be solved by either deleting some mails or login to your cpanel, go to E-mail Accounts and change the mail quota to the desired limit.
This issue occurs when the account's mail quota has exceeded the limit.This issue can be solved by either deleting some mails or login to your cpanel, go to E-mail Accounts and change the mail quota to the desired limit.