I've reinstalled the MP on one server and the Critical error 0mb appears straight away. Firewalls are disabled on the servers. There no errors showing in the message log for the MP, no errors on the MP log files, mpmsi.log and mpsetup.log
On the site server, there's no errors in sitecomp.log or statmgr.log,. sms_site_system_status_summarizer.log doesn't exist. hman.log shows
Error: Could not create certificate binary
Failed to sign User Service Certificate for <server> of site
There's no errors in the mpcontrol.log. Http test request succeeded. There's no Https test and SSL is showing in the log not enabled.