Title: Error when installing
Last modified: August 15, 2020

---

# Error when installing

 *  Resolved [redlodyas](https://wordpress.org/support/users/redlodyas/)
 * (@redlodyas)
 * [5 years, 9 months ago](https://wordpress.org/support/topic/error-when-installing-33/)
 *     ```
       Warning: Cannot modify header information - headers already sent by (output started at /wp-content/plugins/wn-webpage-slider-for-elementor/assets/elementor-widget/wn_webpge_slider_elementor.php:7) in /wp-includes/functions.php on line 6221
   
       Warning: Cannot modify header information - headers already sent by (output started at //wp-content/plugins/wn-webpage-slider-for-elementor/assets/elementor-widget/wn_webpge_slider_elementor.php:7) in /wp-admin/includes/misc.php on line 1282
   
       Warning: Cannot modify header information - headers already sent by (output started at /wp-content/plugins/wn-webpage-slider-for-elementor/assets/elementor-widget/wn_webpge_slider_elementor.php:7) in /wp-admin/admin-header.php on line 9
       ```
   
    -  This topic was modified 5 years, 9 months ago by [Yui](https://wordpress.org/support/users/fierevere/).
    -  This topic was modified 5 years, 9 months ago by [Yui](https://wordpress.org/support/users/fierevere/).
      Reason: please use CODE button for code formatting

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Plugin Author [Yaidier](https://wordpress.org/support/users/yaidier/)
 * (@yaidier)
 * [5 years, 9 months ago](https://wordpress.org/support/topic/error-when-installing-33/#post-13261555)
 * Hi there, thanks for your comments!!
 * The error was triggered by closing the “?>” tag at the end of the file.
 * Sorry for the inconvenience, its already fixed 🙂
 * Kind regards
 *  Thread Starter [redlodyas](https://wordpress.org/support/users/redlodyas/)
 * (@redlodyas)
 * [5 years, 9 months ago](https://wordpress.org/support/topic/error-when-installing-33/#post-13270309)
 * Thanks again for solving this super fast.
 * Plugin is working fine 😉

Viewing 2 replies - 1 through 2 (of 2 total)

The topic ‘Error when installing’ is closed to new replies.

 * ![](https://ps.w.org/wn-webpage-slider-for-elementor/assets/icon-256x256.png?
   rev=2361740)
 * [WN Webpage Slider for Elementor](https://wordpress.org/plugins/wn-webpage-slider-for-elementor/)
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 * [Active Topics](https://wordpress.org/support/plugin/wn-webpage-slider-for-elementor/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/wn-webpage-slider-for-elementor/unresolved/)
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 * 2 replies
 * 2 participants
 * Last reply from: [redlodyas](https://wordpress.org/support/users/redlodyas/)
 * Last activity: [5 years, 9 months ago](https://wordpress.org/support/topic/error-when-installing-33/#post-13270309)
 * Status: resolved