Title: Validation error Last modified: August 31, 2016 --- # Validation error * Resolved [Marco Milesi](https://wordpress.org/support/users/milmor/) * (@milmor) * [10 years, 3 months ago](https://wordpress.org/support/topic/validation-error-45/) * Hi, i’ve an error while validating html accessibility (in HTML5): **Element link is missing required attribute property** * `` * It seems to be caused by the fact that the stylesheet is loaded in wp_footer instead of . * Regards * [https://wordpress.org/plugins/event-organiser/](https://wordpress.org/plugins/event-organiser/) Viewing 1 replies (of 1 total) * Plugin Author [Stephen Harris](https://wordpress.org/support/users/stephenharris/) * (@stephenharris) * [10 years, 3 months ago](https://wordpress.org/support/topic/validation-error-45/#post-7067603) * This is a non-issue (see [http://stackoverflow.com/a/18552152/932391](http://stackoverflow.com/a/18552152/932391)). * The stylesheet is loaded in the footer (which is allowed in HTML5) simply because it’s not possible for the plug-in to know in advance (i.e. when WordPress is rendering the ) that it will be needed (e.g. for shortcodes, widgets etc). * For the stylesheet to be in the `` would required it to be loaded on every single page, regardless of whether it is required or not. * You can of course turn off the plugin stylesheets altogether and include them in your theme. Viewing 1 replies (of 1 total) The topic ‘Validation error’ is closed to new replies. * ![](https://ps.w.org/event-organiser/assets/icon-256x256.png?rev=978123) * [Event Organiser](https://wordpress.org/plugins/event-organiser/) * [Frequently Asked Questions](https://wordpress.org/plugins/event-organiser/#faq) * [Support Threads](https://wordpress.org/support/plugin/event-organiser/) * [Active Topics](https://wordpress.org/support/plugin/event-organiser/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/event-organiser/unresolved/) * [Reviews](https://wordpress.org/support/plugin/event-organiser/reviews/) * 1 reply * 2 participants * Last reply from: [Stephen Harris](https://wordpress.org/support/users/stephenharris/) * Last activity: [10 years, 3 months ago](https://wordpress.org/support/topic/validation-error-45/#post-7067603) * Status: resolved