Email routing issue

How can this issue be resolved? Emails are being relayed perfectly to Google Apps. It would be helpful if you could show me the bounced header so I know where this is coming from.

Thank you

Dear Admin,

Greetings from the Zoho Mail.

You have configured email routing in Zoho Mail.

This is to warn you that emails sent to following email routes configured for the domain [] gets bounced recurrently,

[].

In case the email bounce persist, above email routes will be disabled.

Please check the configuration settings.

Please contact support@zohomail.com for any assistance

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