Title: Error activating plugin
Last modified: June 9, 2020

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# Error activating plugin

 *  Resolved [atwinny](https://wordpress.org/support/users/atwinny/)
 * (@atwinny)
 * [6 years ago](https://wordpress.org/support/topic/error-activating-plugin-46/)
 * Error activating this plugin:
    Fatal error: Cannot use morkva\JustinShip\Api\
   JustinApi as JustinApi because the name is already in use in /sata1/home/users/
   vivat1/www/www.vivatturntable.com/en/wp-content/plugins/justin/classes/JustinFrontendInjector.
   php on line 5
 * Wordpress Version 5.4.1
    Justin plugin Version 1.0.2
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ferror-activating-plugin-46%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

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

 *  Plugin Author [Ihor Kit](https://wordpress.org/support/users/bandido/)
 * (@bandido)
 * [5 years, 11 months ago](https://wordpress.org/support/topic/error-activating-plugin-46/#post-13124236)
 * у версії 1.3 виправлено
 *  Thread Starter [atwinny](https://wordpress.org/support/users/atwinny/)
 * (@atwinny)
 * [5 years, 10 months ago](https://wordpress.org/support/topic/error-activating-plugin-46/#post-13165009)
 * Так, але з’явилась нова проблема:
    Щось не працює? (версія 1.3)
 * можливо, в оновленій версії уже вирішена ваша проблема (див. список змін)
 * Warning: Use of undefined constant NOVA_POSHTA_TTN_SHIPPING_PLUGIN_DIR – assumed‘
   NOVA_POSHTA_TTN_SHIPPING_PLUGIN_DIR’ (this will throw an Error in a future version
   of PHP) in /sata1/home/users/vivat1/www/www.vivatturntable.com/ua/wp-content/
   plugins/justin/admin/partials/card.php on line 20

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

The topic ‘Error activating plugin’ is closed to new replies.

 * ![](https://ps.w.org/justin/assets/icon-256x256.jpg?rev=2267154)
 * [Justin](https://wordpress.org/plugins/justin/)
 * [Support Threads](https://wordpress.org/support/plugin/justin/)
 * [Active Topics](https://wordpress.org/support/plugin/justin/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/justin/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/justin/reviews/)

 * 2 replies
 * 2 participants
 * Last reply from: [atwinny](https://wordpress.org/support/users/atwinny/)
 * Last activity: [5 years, 10 months ago](https://wordpress.org/support/topic/error-activating-plugin-46/#post-13165009)
 * Status: resolved