“SMTP Error: Could not authenticate” in PHPMailer I'm Using PHPMailer in a Simple Script For Send Email's Through Gmail, And I'm Getting an "Unknown Error" (At least For me!):     SMTP Error: Could not authenticate. Error: SMTP Error: Could not authenticate.     SMTP server error: 5.7.1 Username and Password not accepted. Learn more at 535 5.7.1http://mail.google.com/support/bin/answer.py?answer=14257 p38sm2467302ybk.16 I've Read About Configure OpenSSL For SSL/TLS Connections, and i did it. Apache And PHP Are properly-Configured (With OpenSSL extension Running in PHP and mod_ssl