I am getting invalid attachment type error
this is the exception
javax.mail.SendFailedException: Send failure
(javax.mail.MessagingException: Illegal Arguments
(java.lang.IllegalArgumentException: Invalid Attachment Type: Invalid
attachment type))
at javax.mail.Transport.send(Transport.java:163)
at javax.mail.Transport.send(Transport.java:48)
I am attaching .mp3 files to the mail.
please tell me what this error means and how to resolve this.
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