Re: Boost theme not working in upgraded site by Mary Evans - Tuesday, 18 July 2017, 6:58 AM Number of replies: 0 We have recently discovered that there is a problem with some server set ups, which are affecting the way Moodle processes LESS and SCSS in Moodle 3.3 Please see MDL-59188 for more information. Average of ratings: Useful (1) Permalink Show parent Reply