Fatal error: Uncaught Error: Class "Illuminate\Database\Query\Grammars\Grammar" not found in /opt/lampp/htdocs/forum/flarum/vendor/illuminate/database/Query/Grammars/PostgresGrammar.php:9
Stack trace:
#0 {main}
thrown in /opt/lampp/htdocs/forum/flarum/vendor/illuminate/database/Query/Grammars/PostgresGrammar.php on line 9