Title: W3 Validation Problem
Last modified: August 22, 2016

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# W3 Validation Problem

 *  [psycho195](https://wordpress.org/support/users/psycho195/)
 * (@psycho195)
 * [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/)
 * Hello,
 * I have problems about w3 validation. I do not know which files to edit 🙁
    I 
   am using Jetpack Facebook Likes and All in one Seo plugins. These are my errors:
   [http://validator.w3.org/check?uri=http%3A%2F%2Fkilodoktoru.com%2F&charset=%28detect+automatically%29&doctype=Inline&ss=1&outline=1&group=0&No200=1&user-agent=W3C_Validator%2F1.3+http%3A%2F%2Fvalidator.w3.org%2Fservices#line-7](http://validator.w3.org/check?uri=http%3A%2F%2Fkilodoktoru.com%2F&charset=%28detect+automatically%29&doctype=Inline&ss=1&outline=1&group=0&No200=1&user-agent=W3C_Validator%2F1.3+http%3A%2F%2Fvalidator.w3.org%2Fservices#line-7)
 * Could you pls tell me which file to edit and what to do ?

Viewing 9 replies - 1 through 9 (of 9 total)

 *  Thread Starter [psycho195](https://wordpress.org/support/users/psycho195/)
 * (@psycho195)
 * [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/#post-5241128)
 * waiting for help pls
 *  [Andrew Nevins](https://wordpress.org/support/users/anevins/)
 * (@anevins)
 * WCLDN 2018 Contributor | Volunteer support
 * [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/#post-5241131)
 * Please see: [http://codex.wordpress.org/Validating_a_Website](http://codex.wordpress.org/Validating_a_Website)
 *  Thread Starter [psycho195](https://wordpress.org/support/users/psycho195/)
 * (@psycho195)
 * [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/#post-5241179)
 * well thanks but my mistakes are not placed in single.php, page.php, archives.
   php,index.php or category.php….
 * when i look for xmlns(to correct facebook mistake) it is not placed in any of
   this files as it is written in the link that you gave me.
 * waiting for help pls
 *  [Andrew Nevins](https://wordpress.org/support/users/anevins/)
 * (@anevins)
 * WCLDN 2018 Contributor | Volunteer support
 * [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/#post-5241181)
 * So which theme are you using?
 *  Thread Starter [psycho195](https://wordpress.org/support/users/psycho195/)
 * (@psycho195)
 * [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/#post-5241183)
 * living-journal
 * i am using all in one seo and jetpack as well
 *  [Andrew Nevins](https://wordpress.org/support/users/anevins/)
 * (@anevins)
 * WCLDN 2018 Contributor | Volunteer support
 * [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/#post-5241184)
 * Try deactivating your plugins one-by-one to explore whether the other validation
   errors are regarding them, or if this is an issue with your theme.
 *  Thread Starter [psycho195](https://wordpress.org/support/users/psycho195/)
 * (@psycho195)
 * [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/#post-5241186)
 * i ve found out that it is because of the facebook like buttom which is by jetpack
   plugin and all in one seo plugin as well..
 *  [Andrew Nevins](https://wordpress.org/support/users/anevins/)
 * (@anevins)
 * WCLDN 2018 Contributor | Volunteer support
 * [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/#post-5241187)
 * In that case you should ask for help in your plugin’s support sections:
    **Jetpack**
   [http://wordpress.org/support/plugin/jetpack#postform](http://wordpress.org/support/plugin/jetpack#postform)
 * **All in one seo**
    [http://wordpress.org/support/plugin/all-in-one-seo-pack#postform](http://wordpress.org/support/plugin/all-in-one-seo-pack#postform)
 *  Thread Starter [psycho195](https://wordpress.org/support/users/psycho195/)
 * (@psycho195)
 * [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/#post-5241188)
 * ok thanks

Viewing 9 replies - 1 through 9 (of 9 total)

The topic ‘W3 Validation Problem’ is closed to new replies.

## Tags

 * [problem](https://wordpress.org/support/topic-tag/problem/)
 * [w3 validation](https://wordpress.org/support/topic-tag/w3-validation/)

 * In: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
 * 9 replies
 * 2 participants
 * Last reply from: [psycho195](https://wordpress.org/support/users/psycho195/)
 * Last activity: [11 years, 9 months ago](https://wordpress.org/support/topic/w3-validation-problem/#post-5241188)
 * Status: not resolved

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