SugarCRM 126.96.36.199 what changed?
Upgrade out SugarCRM 188.8.131.52 to 184.108.40.206 works via the web upgrade-wizard.
However, once the upgrade is done, some of the SugarCRM modules no longer work.
Calendar - Shared.
Server then has mysqld processes that spike to 100 % and never finish.
Tue Jan 28 16:44:01 2020 [ERROR] Warning: Multiple links found for relationship users_team within module Users
Tue Jan 28 16:44:01 2020 [ERROR] Unable to determine best appropriate link for relationship users_team