javax.activation.UnsupportedDataTypeException: no object DCH for MIME type下载

[weixin_39820780]

在Oracle 11.2.0.4中调用 javax.mail 发送邮件时可能会遇到以下错误：
ORA-29532: Java call terminated by uncaught Java exception: javax.mail.MessagingException: IOException while sending message;
nested exception is:
javax.activation.UnsupportedDataTypeException: no object DCH for MIME type multipart/mixed;

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