Hi,

We changed a certificat for 3 weeks and now we have trouble with webmail.
Sometimes, our users cannot see their mails, inbox, draft, folders...

I don't know Sogo, it's the first time I use it.

Here is the error i can see in /var/log/sogo/sogo.log

2020-07-08 09:19:20.953 sogod[7467] ERROR(-[NSException(NGMiscellaneous) initWithFormat:]): missing format!
2020-07-08 09:19:20.953 sogod[24956] ERROR(-[NSException(NGMiscellaneous) initWithFormat:]): missing format!
Jul 08 09:19:20 sogod [7467]: <0x0x7f84e8eb0de0[NGImap4Client]> ERROR(-[NGImap4Client _processUnknownCommandParserException:]): catched non-IMAP4 parsing exception NGSocketException: NGActiveSocket is not open
Jul 08 09:19:20 sogod [24956]: <0x0x7f84e7efca70[NGImap4Client]> ERROR(-[NGImap4Client _processUnknownCommandParserException:]): catched non-IMAP4 parsing exception NGSocketException: NGActiveSocket is not open
Jul 08 09:19:20 sogod [7467]: [ERROR] <0x0x7f84e727d2f0[NGImap4ConnectionManager]> IMAP4 login failed:
host=localhost, user=YYYYY, pwd=yes
url=imap://YYYYY@localhost/
base=(null)
base-class=(null))
= <0x0x7f84e8eb0de0[NGImap4Client]: login=YYYYY(pwd) socket=<NGActiveSocket[0x0x7f84e8efde50]: mode=<closed> address=<0x0x7f84e8efdef0[NGInternetSocketAddress]: host=localhost port=41230>>>
Jul 08 09:19:20 sogod [7467]: <0xE91414A0[SOGoMailAccount]:0> renewing imap4 password
Jul 08 09:19:20 sogod [24956]: [ERROR] <0x0x7f84e74b8cd0[NGImap4ConnectionManager]> IMAP4 login failed:
host=localhost, user=XXXXX, pwd=yes
url=imap://XXXXX@localhost/
base=(null)
base-class=(null))
= <0x0x7f84e7efca70[NGImap4Client]: login=XXXXX(pwd) socket=<NGActiveSocket[0x0x7f84e7a4a3b0]: mode=<closed> address=<0x0x7f84e7a4a420[NGInternetSocketAddress]: host=localhost port=41224>>>
Jul 08 09:19:20 sogod [24956]: <0xE7B5EC70[SOGoMailAccount]:0> renewing imap4 password
2020-07-08 09:19:30.964 sogod[24956] ERROR(-[NSException(NGMiscellaneous) initWithFormat:]): missing format!
2020-07-08 09:19:30.964 sogod[7467] ERROR(-[NSException(NGMiscellaneous) initWithFormat:]): missing format!
Jul 08 09:19:30 sogod [24956]: <0x0x7f84e7e33560[NGImap4Client]> ERROR(-[NGImap4Client _processUnknownCommandParserException:]): catched non-IMAP4 parsing exception NGSocketException: NGActiveSocket is not open
Jul 08 09:19:30 sogod [7467]: <0x0x7f84e9085740[NGImap4Client]> ERROR(-[NGImap4Client _processUnknownCommandParserException:]): catched non-IMAP4 parsing exception NGSocketException: NGActiveSocket is not open
Jul 08 09:19:30 sogod [24956]: [ERROR] <0x0x7f84e74b8cd0[NGImap4ConnectionManager]> IMAP4 login failed:
host=localhost, user=XXXXX, pwd=yes
url=imap://XXXXX@localhost/
base=(null)
base-class=(null))
= <0x0x7f84e7e33560[NGImap4Client]: login=XXXXX(pwd) socket=<NGActiveSocket[0x0x7f84e7a44da0]: mode=<closed> address=<0x0x7f84e7a44e40[NGInternetSocketAddress]: host=localhost port=41232>>>
Jul 08 09:19:30 sogod [7467]: [ERROR] <0x0x7f84e727d2f0[NGImap4ConnectionManager]> IMAP4 login failed:
host=localhost, user=YYYYY, pwd=yes
url=imap://YYYYY@localhost/
base=(null)
base-class=(null))
= <0x0x7f84e9085740[NGImap4Client]: login=YYYYY(pwd) socket=<NGActiveSocket[0x0x7f84e90859d0]: mode=<closed> address=<0x0x7f84e9085a70[NGInternetSocketAddress]: host=localhost port=41231>>>
Jul 08 09:19:30 sogod [24956]: [ERROR] <0xE7B5EC70[SOGoMailAccount]:0> Could not connect IMAP4
Jul 08 09:19:30 sogod [7467]: [ERROR] <0xE91414A0[SOGoMailAccount]:0> Could not connect IMAP4

Thanks in advance for your advice