Title: Undefined variable
Last modified: August 24, 2016

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# Undefined variable

 *  [ertik](https://wordpress.org/support/users/ertik/)
 * (@ertik)
 * [11 years, 2 months ago](https://wordpress.org/support/topic/undefined-variable-20/)
 * Notice: Undefined variable: useragent in /var/www/virtual/sokoli/web/www/wp-content/
   plugins/photoswipe-for-nextgen-gallery/ngg-photoswipe.php on line 31 Warning:
   Illegal string offset ‘fancybox’ in /var/www/virtual/sokoli/web/www/wp-content/
   plugins/photoswipe-for-nextgen-gallery/ngg-photoswipe.php on line 41
 * This is problem, but it works with 4.1.1 full.
 * [https://wordpress.org/plugins/photoswipe-for-nextgen-gallery/](https://wordpress.org/plugins/photoswipe-for-nextgen-gallery/)

The topic ‘Undefined variable’ is closed to new replies.

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## Tags

 * [undefined variable](https://wordpress.org/support/topic-tag/undefined-variable/)

 * 0 replies
 * 1 participant
 * Last reply from: [ertik](https://wordpress.org/support/users/ertik/)
 * Last activity: [11 years, 2 months ago](https://wordpress.org/support/topic/undefined-variable-20/)
 * Status: not resolved