Running upgrade after removing a plugin will trigger the build of the theme:
PHP Debugging: Error while compiling SCSS: Coding error detected, it must be fixed by a programmer: Error: File to import not found or unreadable: fontawesome/moodle-path.
on line 5:1 of ../../theme/snap/scss/_boost.scss
from line 157:1 of stdin
@import "fontawesome/moodle-path";
^
in ./lib/outputlib.php on line 1501, stack:
line 1501 of ./lib/outputlib.php: call to debugging()
line 1157 of ./lib/outputlib.php: call to theme_config->get_css_content_from_scss()
line 209 of ./lib/outputlib.php: call to theme_config->get_css_content()
line 1773 of ./lib/upgradelib.php: call to theme_build_css_for_themes()
line 232 of ./admin/cli/upgrade.php: call to upgrade_themes()
Commenting out further produces errors
PHP Debugging: Error while compiling SCSS: Coding error detected, it must be fixed by a programmer: Error: Incompatible units: 'rem' and 'px'.
on line 35:22 of ../../theme/boost/scss/moodle/blocks.scss
from line 21:9 of ../../theme/snap/scss/_boost.scss
from line 157:9 of stdin
When you configure sassc compiler:
$CFG->pathtosassc = '/usr/bin/sassc';
sassc: 3.6.1 libsass: 3.6.4 sass2scss: 1.1.1 sass: 3.5
Running upgrade after removing a plugin will trigger the build of the theme:
PHP Debugging: Error while compiling SCSS: Coding error detected, it must be fixed by a programmer: Error: File to import not found or unreadable: fontawesome/moodle-path. on line 5:1 of ../../theme/snap/scss/_boost.scss from line 157:1 of stdin
^ in ./lib/outputlib.php on line 1501, stack:
Commenting out further produces errors
PHP Debugging: Error while compiling SCSS: Coding error detected, it must be fixed by a programmer: Error: Incompatible units: 'rem' and 'px'. on line 35:22 of ../../theme/boost/scss/moodle/blocks.scss from line 21:9 of ../../theme/snap/scss/_boost.scss from line 157:9 of stdin
---------------------^