postfix maillog のエラー

postfix インストール後にこんなエラーが出た場合
Jul 26 18:56:58 localhost postfix/cleanup[15298]: fatal: open database /etc/postfix/virtual.db: No such file or directory
Jul 26 18:56:59 localhost postfix/master[15112]: warning: process /usr/libexec/postfix/cleanup pid 15298 exit status 1
Jul 26 18:56:59 localhost postfix/master[15112]: warning: /usr/libexec/postfix/cleanup: bad command startup — throttling
# postmap /etc/postfix/virtual でvirtual.db を作ってpostfix を再起動する

Thank you for reading this post, don't forget to subscribe!