가끔 파일을 보내면 특정 메일에서는 이런 메세지 에러가 나고
메일 발송이 안됩니다.

또한 메일 보낼때 첨부화일이 50kb가 넘으면 발송이 안됩니다.
그럼 좋은 하루되시길 부탁드립니다.

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