Warning: call_user_func_array() expects parameter 1 to be a valid callback, function 'register_html5_menu' not found or invalid function name in /srv/http/test/wp-includes/class-wp-hook.php on line 298

Fatal error: Uncaught ArgumentCountError: Too few arguments to function nichegamerwp_pagination(), 1 passed in /srv/http/test/wp-includes/class-wp-hook.php on line 298 and exactly 2 expected in /srv/http/test/wp-content/themes/nichegamer_theme_2016/functions.php:280 Stack trace: #0 /srv/http/test/wp-includes/class-wp-hook.php(298): nichegamerwp_pagination('') #1 /srv/http/test/wp-includes/class-wp-hook.php(323): WP_Hook->apply_filters(NULL, Array) #2 /srv/http/test/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #3 /srv/http/test/wp-settings.php(449): do_action('init') #4 /srv/http/test/wp-config.php(93): require_once('/srv/http/test/...') #5 /srv/http/test/wp-load.php(37): require_once('/srv/http/test/...') #6 /srv/http/test/wp-blog-header.php(13): require_once('/srv/http/test/...') #7 /srv/http/test/index.php(17): require('/srv/http/test/...') #8 {main} thrown in /srv/http/test/wp-content/themes/nichegamer_theme_2016/functions.php on line 280