My email was working fine but than I lost my database, after reset database and import I am not able to receive email I've this status of postfix:
postfix/pickup[15665]: 580C23DD9: uid=0 from=<root>
postfix/cleanup[15668]: 580C23DD9: message-id=<
20180211200823.580C23DD9@li1661-208.members.linode.com>
postfix/cleanup[15668]: warning: proxy:mysql:/etc/postfix/mysql-virtual_vacation.cf lookup error for "root@-------my IP server---"
warning: 580C23DD9: recipient_bcc_maps lookup problem
warning: maildrop/4BBD23DDC: error writing 580C23DD9: queue file write error
postfix/pickup[15665]: 58A6F3DD9: uid=0 from=<root>
postfix/cleanup[15668]: 58A6F3DD9: message-id=<20180211200823.58A6F3DD9@my ip server>
postfix/cleanup[15668]: warning: proxy:mysql:/etc/postfix/mysql-virtual_vacation.cf lookup error for "root@my ip server"
postfix/cleanup[15668]: warning: 58A6F3DD9: recipient_bcc_maps lookup problem
postfix/pickup[15665]: warning: maildrop/3B0423DD4: error writing 58A6F3DD9: queue file write error