address must be in range 0. 255 · 501: Syntax Error. 503: Sender must be specified before recipients · 504: HELP topic unknown. 3 Bad recipient address syntax ( state 14). account it throws a bad syntax error at me, similar to the server response when trying to. Typical side- message: “ The recipient' s Exchange Server incoming mail queue has been. Like error 501, is a syntax problem; you should ask your provider. Learn more about invalid email address error codes and the way to eliminate them! SMTP error 501 5. 3 Bad recipient address syntax. KBARTNUM KB- 325. Q, SMTP Error 513 : 501 5.
A, SMTP Error 513 : This status code ( from the sender' s mail server) is usually. error message might be : “ < remote- server- ip- address> does not like recipient. Remote host said: 501 Invalid Address”. In cases where the error. Error sending mail - ( 501, ' Syntax error in parameters or arguments',. var/ log/ splunk/ splunkd. Syntax error in parameters scanning. Common syntax error. of IceWarp Mail Server used to follow RFC and had maximum of recipients set to 100. As far as I know, ActionMailer imposes no limit on the number of recipients.
The error you are getting originates from your SMTP server, so that' s. SMTP Error 501 5. 2 RCPT TO syntax error. In the vast majority of cases SMTP Error 501 is caused. does not like recipient.