Fatal error: Uncaught Error: Using $this when not in object context in /volume1/web/packages/system/panels/cms/010_pages/sidebar/actions.settings.php on line 30

Error: Using $this when not in object context in /volume1/web/packages/system/panels/cms/010_pages/sidebar/actions.settings.php on line 30

Call Stack:
    0.0001     360608   1. {main}() /volume1/web/packages/system/panels/cms/010_pages/sidebar/actions.settings.php:0