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- 2015-02-26 12:26
- Forum: General discussions
- Topic: Remote server replied: 501 Syntax error - line too long
- Replies: 10
- Views: 14384
I am having exactly same issue with 1&1. My iOS app is using an open source library, https://code.google.com/p/skpsmtpmessage/ to send email. Where I am sending an image as an attachment, image size is 108K. Email goes fine to gmail, and other accounts but bounced back with following error [Return C...