If your WordPress site shows you have an update available, but none can be found in themes or plugins, you can use this snippet to debug the issue.
/**
* Debug Pending Updates
*
* Displays hidden plugin and theme updates on update-core screen.
*/
function debug_pending_updates() {
// Rough safety nets
if ( ! is_user_logged_in() || ! current_user_can( 'update_plugins' ) || ! current_user_can( 'update_themes' ) ) return;
$output = "";
// Check plugins
$plugin_updates = get_site_transient( 'update_plugins' );
if ( $plugin_updates && ! empty( $plugin_updates->response ) ) {
foreach ( $plugin_updates->response as $plugin => $details ) {
$output .= "
Plugin $plugin is reporting an available update.
";
}
}
// Check themes
wp_update_themes();
$theme_updates = get_site_transient( 'update_themes' );
if ( $theme_updates && ! empty( $theme_updates->response ) ) {
foreach ( $theme_updates->response as $theme => $details ) {
$output .= "
Theme $theme is reporting an available update.
";
}
}
if ( empty( $output ) ) $output = "No pending updates found in the database.";
echo "
Pending updates
" . $output;
}
add_action( 'core_upgrade_preamble', 'debug_pending_updates' );
Code language: PHP (php)
