While trying to communicate with the SMTP server, JavaMail received an abnormal response code. (communication processing = aa....aa, response = bb....bb, response code = cc....cc)

aa....aa: Character string indicating communication processing
bb....bb: Response from server
cc....cc: Normally terminated response code

Description

While trying to communicate with the SMTP server, JavaMail has received an abnormal response code.

Output the response code for the response from server.

For details on contents output to aa....aa and corresponding communication processing, see 7.8(1) For the SMTP and SMTPS related messages.

Action

Determine the cause by referencing the response and log of the SMTP server and the SMTP server manual, and then take action.