Not possible to edit a page


Im using jupiter control panel 6.1.6 and when I try to edit a page it’s not possible to switch HTML or Visual. It seems to be always on HTML and de code y blank. So I don’t know whats happening. Can you help me please? Thnak u


Seems to be a problem with wp bakery, now when I try to activate I get this error:
Cannot redeclare class Vc_Manager in /homepages/45/d602150979/htdocs/Escuela Definitivo/wp-content/plugins/js_composer_theme/include/classes/core/class-vc-manager.php on line 14