550 5.1.1 error in email delivery — CyberPanel - WebHosting Control Panel for OpenLiteSpeed
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550 5.1.1 error in email delivery

Hello
We have set up the Cyber panel and created email account there with poketdeal.com domain. But when we send email from the domain using cyber panel email panel, it returns back with below error

550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table

Can you please let me know how to fix it?

Thanks
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