wpmu-authors · February 5, 2021 13:28
diff --git a/simple-notice.php b/simple-notice.php
 function my_error_notice() {
    ?>
    <div class="error notice">
        <p><?php _e( 'There has been an error. Bummer!', 'my_plugin_textdomain' ); ?></p>
    </div>
    <?php
 }
 add_action( 'admin_notices', 'my_error_notice' );
	function my_error_notice() {
	?>
	<div class="error notice">
	<p><?php _e( 'There has been an error. Bummer!', 'my_plugin_textdomain' ); ?></p>
	</div>
	<?php
	}
	add_action( 'admin_notices', 'my_error_notice' );