数据库发生错误。

<?php
$upgrade_lines = array(
	'3.2' => array(
		'message' => __( 'This version of WPML includes major updates and improvements.', 'sitepress' ),
		'link'    => '<a href="https://wpml.org/version/wpml-3-2/?utm_source=plugin&utm_medium=gui&utm_campaign=wpmlcore">' . __( 'WPML 3.2 release notes', 'sitepress' ) . '</a>',
		'dismiss' => false,
	),
);


$short_v = implode( '.', array_slice( explode( '.', ICL_SITEPRESS_VERSION ), 0, 3 ) );
if ( ! isset( $upgrade_lines[ $short_v ] ) ) {
	return;
}

?>

<div id="icl_update_message" class="updated message fade otgs-is-dismissible">
	<p><img src="<?php echo ICL_ICONS_URL . 'icon_adv.png'; ?>" />&nbsp;<?php echo $upgrade_lines[ $short_v ]['message']; ?></p>
	<p>
		<?php if ( $upgrade_lines[ $short_v ]['link'] ) : ?>
			<?php echo $upgrade_lines[ $short_v ]['link']; ?>
		<?php else : ?>
			<a href="https://wpml.org/?cat=48"><?php _e( 'Learn more', 'sitepress' ); ?></a>
		<?php endif; ?>
	</p>
	<?php
	if ( $upgrade_lines[ $short_v ]['dismiss'] ) {
		?>
		<span title="<?php _e( 'Stop showing this message', 'sitepress' ); ?>" id="icl_dismiss_upgrade_notice" class="notice-dismiss"><span class="screen-reader-text"><?php _e( 'Dismiss', 'sitepress' ); ?></span></span>
		<?php
		wp_nonce_field( 'dismiss_upgrade_notice_nonce', '_icl_nonce_dun' );
	} else {
		// set the hide settings so it's shown only one
		icl_set_setting( 'hide_upgrade_notice', implode( '.', array_slice( explode( '.', ICL_SITEPRESS_VERSION ), 0, 3 ) ) );
		icl_save_settings();
	}
	?>
</div>