I upgrade a server with courier to cpanel 11.40 then switch to dovecot. Strange errors appear on authentication and blank webmail pages:
Upgrade to 11.40 was 100%completed with no error. No client was able to authenticate on pop3/imap. Switched back to courier until you fix this error.
Nov 7 07:35:39 s5 dovecot: auth: Fatal: execv(/usr/local/cpanel/bin/dovecot-wrap) failed: Permission denied Nov 7 07:35:39 s5 dovecot: auth: Error: checkpassword([email protected],22.214.171.124,<YK7Loo/qTQCynLG/>): Child 15910 exited with status 84 Nov 7 07:35:41 s5 dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=<[email protected]>, method=PLAIN, rip=1
# ll /usr/local/cpanel/bin/dovecot-wrap -rwsr-x--- 1 root root 9176 Nov 6 22:25 /usr/local/cpanel/bin/dovecot-wrap*
PHP Fatal error: Call to undefined function logout_error() in /usr/local/cpanel/base/3rdparty/squirrelmail/plugins/login_auth/functions.php on line 282