Title: v3.0.3 Error
Last modified: August 21, 2016

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# v3.0.3 Error

 *  Resolved [michaelblk](https://wordpress.org/support/users/michaelblk/)
 * (@michaelblk)
 * [11 years, 11 months ago](https://wordpress.org/support/topic/v303-error/)
 * I just wanted to report an error I am experiencing after updating to v3.0.3 (
   goes to faded black screen with this error): _Fatal error: Call to undefined 
   function add\_action() in /home/content/02/11933902/html/pro/earthwork/wp-content/
   plugins/advanced-browser-check/advanced-browser-check.php on line 14_
 * I’d appreciate any help in resolving this issue. Thanks! 🙂
 * [https://wordpress.org/plugins/advanced-browser-check/](https://wordpress.org/plugins/advanced-browser-check/)

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

 *  Plugin Author [Mattias](https://wordpress.org/support/users/darkwhispering/)
 * (@darkwhispering)
 * [11 years, 11 months ago](https://wordpress.org/support/topic/v303-error/#post-4971214)
 * Hi,
 * Are you using any caching plugins on your site? I have issues sometimes that 
   I must clear all caches after activated the plugin.
 *  Thread Starter [michaelblk](https://wordpress.org/support/users/michaelblk/)
 * (@michaelblk)
 * [11 years, 11 months ago](https://wordpress.org/support/topic/v303-error/#post-4971284)
 * Resolved! Just had to clear all caches, not just the page. Thanks for your help!
   🙂
 *  Plugin Author [Mattias](https://wordpress.org/support/users/darkwhispering/)
 * (@darkwhispering)
 * [11 years, 11 months ago](https://wordpress.org/support/topic/v303-error/#post-4971285)
 * I’m glad to hear it got solved for you.

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

The topic ‘v3.0.3 Error’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/advanced-browser-check_ffffff.svg)
 * [Advanced Browser Check](https://wordpress.org/plugins/advanced-browser-check/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/advanced-browser-check/#faq)
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 * [Active Topics](https://wordpress.org/support/plugin/advanced-browser-check/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/advanced-browser-check/unresolved/)
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 * 3 replies
 * 2 participants
 * Last reply from: [Mattias](https://wordpress.org/support/users/darkwhispering/)
 * Last activity: [11 years, 11 months ago](https://wordpress.org/support/topic/v303-error/#post-4971285)
 * Status: resolved