Kindly assist me to resolve this error after installing my WordPress on a live server and the local one gave me this error and warning i couldn't get the site on the local server. I'm using Laragon for the local server. Please assist. The error message I got is below.
Warning: call_user_func_array() expects parameter 1 to be a valid callback, function '_add_default_theme_supports' not found or invalid function name in C:\laragon\www\rsbenterprise\wp-includes\class-wp-hook.php on line 307
Fatal error: Uncaught Error: Call to undefined function wp_json_file_decode()
in C:\laragon\www\rsbenterprise\wp-includes\blocks.php:238
Stack trace:
#0 C:\laragon\www\rsbenterprise\wp-includes\blocks\archives.php(119): register_block_type_from_metadata('C:\\laragon\\www\\...', Array)
#1 C:\laragon\www\rsbenterprise\wp-includes\class-wp-hook.php(307): register_block_core_archives('')
#2 C:\laragon\www\rsbenterprise\wp-includes\class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#3 C:\laragon\www\rsbenterprise\wp-includes\plugin.php(470): WP_Hook->do_action(Array)
#4 C:\laragon\www\rsbenterprise\wp-settings.php(578): do_action('init')
#5 C:\laragon\www\rsbenterprise\wp-config.php(90): require_once('C:\\laragon\\www\\...')
#6 C:\laragon\www\rsbenterprise\wp-load.php(50): require_once('C:\\laragon\\www\\...')
#7 C:\laragon\www\rsbenterprise\wp-admin\admin.php(34): require_once('C:\\laragon\\www\\...')
#8 C:\laragon\www\rsbenterprise\wp-admin\index.php(10): require_once('C:\\laragon\\www\\...')
#9 {main} thrown in C:\laragon\www\rsbenterprise\wp-includes\blocks.php on line 238
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