Title: validation error async
Last modified: April 14, 2020

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# validation error async

 *  Resolved [bvo](https://wordpress.org/support/users/bvo/)
 * (@bvo)
 * [6 years, 1 month ago](https://wordpress.org/support/topic/validation-error-async/)
 * Hi Frank,
 * I’m back with another validation error 🙂
 * > Error: Duplicate attribute async.
   >  At line 31, column 108 201341-1′ async></
   > script>↩<scr
 * This error disappears when I disable autopimizer. Could you help me again?
 * Kind regards,
    Bas
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fvalidation-error-async%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 3 replies - 1 through 3 (of 3 total)

 *  Plugin Author [Optimizing Matters](https://wordpress.org/support/users/optimizingmatters/)
 * (@optimizingmatters)
 * [6 years, 1 month ago](https://wordpress.org/support/topic/validation-error-async/#post-12670075)
 * Check settings in Extra -> Async Javascript field maybe?
 *  Thread Starter [bvo](https://wordpress.org/support/users/bvo/)
 * (@bvo)
 * [6 years, 1 month ago](https://wordpress.org/support/topic/validation-error-async/#post-12671182)
 * Yes that’s it. And no effect on pagespeed etc.
    Thanks
 *  Plugin Author [Optimizing Matters](https://wordpress.org/support/users/optimizingmatters/)
 * (@optimizingmatters)
 * [6 years, 1 month ago](https://wordpress.org/support/topic/validation-error-async/#post-12671257)
 * graag gedaan 🙂

Viewing 3 replies - 1 through 3 (of 3 total)

The topic ‘validation error async’ is closed to new replies.

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## Tags

 * [async](https://wordpress.org/support/topic-tag/async/)
 * [Validation error](https://wordpress.org/support/topic-tag/validation-error/)

 * 3 replies
 * 2 participants
 * Last reply from: [Optimizing Matters](https://wordpress.org/support/users/optimizingmatters/)
 * Last activity: [6 years, 1 month ago](https://wordpress.org/support/topic/validation-error-async/#post-12671257)
 * Status: resolved