Same problem in any modules
Example:
Admin > Studio > Accounts >> Button Reset Module > check enable: Reset Layout
Show that message:
Inspect appache errors:
[Wed Jun 26 12:22:01.250019 2019] [php7:warn] [pid 9431] [client 127.0.0.1:44842] PHP Warning: Illegal offset type in isset or empty in /var/www/virtualhosts/suitecrm/modules/ModuleBuilder/parsers/views/DeployedMetaDataImplementation.php on line 399, referer: http://suitecrm.test/index.php?module=ModuleBuilder&action=index&type=studio
and edit $view var for ::content:: and this is the result
