Fatal error: Uncaught TypeError: array_map(): Argument #2 ($array) must be of type array, null given in /var/www/advisor-platform/app/lib/Wordpress.php:125 Stack trace: #0 /var/www/advisor-platform/app/lib/Wordpress.php(125): array_map() #1 /var/www/advisor-platform/app/routes/library.php(158): App\Wordpress->getPostsByCategorySlug() #2 /var/www/advisor-platform/vendor/slim/slim/Slim/Handlers/Strategies/RequestResponse.php(43): Closure->App\{closure}() #3 /var/www/advisor-platform/vendor/slim/slim/Slim/Routing/Route.php(384): Slim\Handlers\Strategies\RequestResponse->__invoke() #4 /var/www/advisor-platform/vendor/slim/slim/Slim/MiddlewareDispatcher.php(81): Slim\Routing\Route->handle() #5 /var/www/advisor-platform/vendor/slim/slim/Slim/MiddlewareDispatcher.php(81): Slim\MiddlewareDispatcher->handle() #6 /var/www/advisor-platform/vendor/slim/slim/Slim/Routing/Route.php(341): Slim\MiddlewareDispatcher->handle() #7 /var/www/advisor-platform/vendor/slim/slim/Slim/Routing/RouteRunner.php(84): Slim\Routing\Route->run() #8 /var/www/advisor-platform/app/middleware.php(23): Slim\Routing\RouteRunner->handle() #9 /var/www/advisor-platform/vendor/slim/slim/Slim/MiddlewareDispatcher.php(313): Closure->{closure}() #10 /var/www/advisor-platform/app/middleware.php(33): Psr\Http\Server\RequestHandlerInterface@anonymous->handle() #11 /var/www/advisor-platform/vendor/slim/slim/Slim/MiddlewareDispatcher.php(313): Closure->{closure}() #12 /var/www/advisor-platform/app/middleware.php(99): Psr\Http\Server\RequestHandlerInterface@anonymous->handle() #13 /var/www/advisor-platform/vendor/slim/slim/Slim/MiddlewareDispatcher.php(313): Closure->{closure}() #14 /var/www/advisor-platform/vendor/slim/slim/Slim/MiddlewareDispatcher.php(81): Psr\Http\Server\RequestHandlerInterface@anonymous->handle() #15 /var/www/advisor-platform/vendor/slim/slim/Slim/App.php(215): Slim\MiddlewareDispatcher->handle() #16 /var/www/advisor-platform/vendor/slim/slim/Slim/App.php(199): Slim\App->handle() #17 /var/www/advisor-platform/app/bootstrap.php(155): Slim\App->run() #18 /var/www/advisor-platform/public/index.php(9): require('...') #19 {main} thrown in /var/www/advisor-platform/app/lib/Wordpress.php on line 125