Error message

• Deprecated function: Optional parameter $input declared before required parameter $form_state is implicitly treated as a required parameter in include_once() (line 1439 of /homepages/35/d447028832/htdocs/sites/music/prod/includes/bootstrap.inc).
• Deprecated function: unserialize(): Passing null to parameter #1 ($data) of type string is deprecated in css_injector_init() (line 53 of /homepages/35/d447028832/htdocs/sites/music/prod/sites/all/modules/contrib/css_injector/css_injector.module).