ERROR ADAPTER SENDER IMAP4 - The requested item could not be found.

I'm having an error when I try to read a box of mail in a mail interface to abap proxy

sender mail adapter (IMAP4)

URL IMAP: / / SP3EXCEVSK303/inbox

Authentication Method: Plain

USER: nfe

PASSWORD: XXXXX

Poll interval (Min): 1

Keep Attachments: X

namespace: http://sap.com/xi/NFE/005a

interface name: NFB2B_procNFe_OB

Tab Module:

Configuration module:

Content-Disposition: attachment; filename = "abc.xml"

Content-Description: my xml file

see log Extracted from comuncation Channel Monitoring:

exception caught during processing mail message; java.io.IOException: invalid IMAP response status, not finding * STATUS, but 001I NO The requested item could not be found.

please help me !