While on the test settings page, clicking the Sites Waffle changes the element to active state but does not display the dropdown. Chrome console log is

JQMIGRATE: Migrate is installed, version 1.4.0
mainIndex:64 Samigo PortalUtils.includeLatestJquery() loaded jQuery+migrate+Bootstrap+UI 1.11.3
mainIndex:1892 Using tool jQuery 1.11.3
mainIndex:2001 Portal script load complete PBJQ=1.11.3 jQuery=1.11.3 $=1.11.3
lang-datepicker.js:2281 date object: Thu Jul 14 2016 13:35:50 GMT-0400 (EDT)
lang-datepicker.js:2265 string date: ;parseFormat: YYYY-MM-DD HH:mm:ss
lang-datepicker.js:2281 date object: Thu Jul 14 2016 13:35:50 GMT-0400 (EDT)
lang-datepicker.js:2265 string date: ;parseFormat: YYYY-MM-DD HH:mm:ss
extendedTime.js:256 Uncaught TypeError: Cannot set property 'innerHTML' of nulladdAllExtendedTimeItems @ extendedTime.js:256extendedTimeInitialize @ extendedTime.js:7(anonymous function) @ mainIndex:136j @ jquery.js:3148fireWith @ jquery.js:3260ready @ jquery.js:3472J @ jquery.js:3503
mainIndex:1 Deferred long-running timer task(s) to improve scrolling smoothness. See crbug.com/574343.