swiftmailer

Stack trace 1 Code: #0 [internal function]: XF::handlePhpError(2, '[E_WARNING] fwr...', '/www/wwwroot/uo...', 223, Array) #1 src/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Transport/StreamBuffer.php(223): fwrite(Resource id #6, ' --_=_swift_...') #2...