I just updated my dads computer to Sierra and suddenly he can't send any mails with gmail smtp(through the Mail client) anymore. A different client (Entourage) can still send mails.
The log looks like this:
WROTE Oct 23 10:33:15.974 [kCFStreamSocketSecurityLevelTLSv1_2] -- host:smtp.gmail.com -- port:465 -- socket:0x6000004abc40 -- thread:0x61000066df40
EHLO name-imac\.local.lan
READ Oct 23 10:33:16.004 [kCFStreamSocketSecurityLevelTLSv1_2] -- host:imap.gmail.com -- port:993 -- socket:0x6180004b4b20 -- thread:0x61800086dc40
* CAPABILITY IMAP4rev1 UNSELECT IDLE NAMESPACE QUOTA ID XLIST CHILDREN X-GM-EXT-1 XYZZY SASL-IR AUTH=XOAUTH2 AUTH=PLAIN AUTH=PLAIN-CLIENTTOKEN AUTH=OAUTHBEARER AUTH=XOAUTH
1.23 OK Thats all she wrote! p31mb265160414eda
WROTE Oct 23 10:33:16.004 [kCFStreamSocketSecurityLevelTLSv1_2] -- host:imap.gmail.com -- port:993 -- socket:0x6180004b4b20 -- thread:0x61800086dc40
2.23 ID ("name" "Mac OS X Mail" "version" "10.0 (3226)" "os" "Mac OS X" "os-version" "10.12 (16A323)" "vendor" "Apple Inc.")
READ Oct 23 10:33:16.030 [kCFStreamSocketSecurityLevelTLSv1_2] -- host:smtp.gmail.com -- port:465 -- socket:0x6000004abc40 -- thread:0x61000066df40
501-5.5.4 HELO/EHLO argument “name-imac\.local.lan" invalid,
501-5.5.4 closing connection.
501 5.5.4 https://support.google.com/mail/?p=helo im3sm13028247wjb.13 - gsmtp
Any ideas?
