i’m having the same issue on two different sites. this is the error in console when the updates options page loads…
load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:2 Uncaught Error: Syntax error, unrecognized expression: .nav-tab-wrapper a[href=https://crossfitlighthousepoint.co/wp-admin/index.php?page=mpsum-update-options&tab=general]
at Function.fa.error (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:2)
at fa.tokenize (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:2)
at fa.select (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:2)
at Function.fa (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:2)
at Function.a.find (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:9)
at n.fn.init.find (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:2)
at n.fn.init.a.fn.find (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:9)
at a.fn.init.n.fn.init (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:2)
at new a.fn.init (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:9)
at n (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,jquery-ui-core,utils&ver=4.9.8:2)