jos-Error: View not found [name, type, prefix]: categories, pdf, contentView

JSite -> dispatch() @ /var/www/html/afa_git_prod/afa/index.php:42
JComponentHelper :: renderComponent() @ /var/www/html/afa_git_prod/afa/includes/application.php:197
JComponentHelper :: executeComponent() @ /var/www/html/afa_git_prod/afa/libraries/joomla/application/component/helper.php:351
require_once() @ /var/www/html/afa_git_prod/afa/libraries/joomla/application/component/helper.php:383
JController -> execute() @ /var/www/html/afa_git_prod/afa/components/com_content/content.php:16
ContentController -> display() @ /var/www/html/afa_git_prod/afa/libraries/joomla/application/component/controller.php:761
JController -> display() @ /var/www/html/afa_git_prod/afa/components/com_content/controller.php:74
JController -> getView() @ /var/www/html/afa_git_prod/afa/libraries/joomla/application/component/controller.php:677
JError :: raiseError() @ /var/www/html/afa_git_prod/afa/libraries/joomla/application/component/controller.php:903
JError :: raise() @ /var/www/html/afa_git_prod/afa/libraries/joomla/error/error.php:251