javax.mail.MessagingException: 501 Command "HELO" requires an argume= nt

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via sourceforge.net by Unknown author, 1 year ago
501 Command "HELO" requires an argume= nt
via Google Groups by Paolo Proni, 2 years ago
501 helo requires domain address
via Stack Overflow by GeekOnJava
, 2 years ago
501 Syntax error in parameters or arguments
via java-samples.com by Unknown author, 1 year ago
530 5.7.0 Must issue a STARTTLS command first. jm5sm18410921pbc.1
via Oracle Community by 843830, 1 year ago
530 5.7.0 Must issue a STARTTLS command first
via Stack Overflow by Ciba
, 1 year ago
530 5.7.0 Must issue a STARTTLS command first. h7sm10262673wmf.9 - gsmtp
javax.mail.MessagingException: 501 Command "HELO" requires an argume= nt
at javax.mail.Transport.send0(Transport.java:219)
at javax.mail.Transport.send(Transport.java:81)

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