I get the following error while trying to install the demo.
Fatal error: Uncaught Error: Call to undefined method Less_Parser::AbsPath() in /…/httpdocs/wp-content/plugins/ameliabooking/vendor/oyejorge/less.php/lib/Less/Tree/Import.php:292
Stack trace: 0 /…/httpdocs/wp-content/plugins/ameliabooking/vendor/oyejorge/less.php/lib/Less/Tree/Import.php(167): Less_Tree_Import->Skip() 1 /…/httpdocs/wp-content/plugins/agp-font-awesome-collection/vendor/oyejorge/less.php/lib/Less/Tree/Ruleset.php(248): Less_Tree_Import->compile() 2 /…/httpdocs/wp-content/plugins/agp-font-awesome-collection/vendor/oyejorge/less.php/lib/Less/Tree/Ruleset.php(235): Less_Tree_Ruleset->evalImports() 3 /…/httpdocs/wp-content/plugins/agp-font-awesome-collection/vendor/oyejorge/less.php/lib/Less/Tree/Ruleset.php(70): Less_Tree_Ruleset->PrepareRuleset() 4 /…l/httpdocs/wp-content/plugins/agp-font-awesome-collection/vendor/oyejorge/less.php/lib/Less/Parser.php(198): Less_Tree_Ruleset->compile() 5 /…/httpdocs/wp-content/plugins/ameliabooking/src/Infrastructure/Services/Frontend/LessParserService.php(61): Less_Parser->getCss() 6 /…/httpdocs/wp-content/plugins/ameliabooking/src/Infrastructure/WP/InstallActions/ActivationSettingsHook.php(1289): AmeliaBooking\Infrastructure\Services\Frontend\LessParserService->compileAndSave() 7 /…/httpdocs/wp-content/plugins/ameliabooking/src/Infrastructure/WP/InstallActions/ActivationSettingsHook.php(48): AmeliaBooking\Infrastructure\WP\InstallActions\ActivationSettingsHook::initCustomizationSettings() 8 /…/httpdocs/wp-includes/class-wp-hook.php(310): AmeliaBooking\Infrastructure\WP\InstallActions\ActivationSettingsHook::init() 9 /…/httpdocs/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters() 10 /…/httpdocs/wp-includes/plugin.php(517): WP_Hook->do_action() 11 /…/httpdocs/wp-admin/plugins.php(194): do_action() 12 {main} thrown in /…/httpdocs/wp-content/plugins/ameliabooking/vendor/oyejorge/less.php/lib/Less/Tree/Import.php on line 292