error when i try to activate the plugin arcane battle royal

Plugin could not be activated because it triggered a fatal error.
Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, class Arcane_Battle_Royale does not have a method “activate” in /home/admin/public_html/wp-includes/class-wp-hook.php:310 Stack trace: #0 /home/admin/public_html/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters() #1 /home/admin/public_html/wp-includes/plugin.php(517): WP_Hook->do_action() #2
/home/admin/public_html/wp-admin/plugins.php(194): do_action() #3 {main} thrown in /home/admin/public_html/wp-includes/class-wp-hook.php on line 310