Title: it worked
Last modified: September 3, 2016

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# it worked

 *  [tretos](https://wordpress.org/support/users/tretos/)
 * (@tretos)
 * [11 years, 6 months ago](https://wordpress.org/support/topic/it-worked-12/)
 * I was perfectly happy till got this message: Plugin could not be activated because
   it triggered a fatal error. Thats before and after WP upgrade to 4.0
 * No answer on the net how to fix it…

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

 *  [bradleyroulston](https://wordpress.org/support/users/bradleyroulston/)
 * (@bradleyroulston)
 * [11 years, 6 months ago](https://wordpress.org/support/topic/it-worked-12/#post-7895532)
 * If you were perfectly happy before – do you need to give a 1 star rating?
 *  Thread Starter [tretos](https://wordpress.org/support/users/tretos/)
 * (@tretos)
 * [11 years, 6 months ago](https://wordpress.org/support/topic/it-worked-12/#post-7895533)
 * “If you were perfectly happy before – do you need to give a 1 star rating?”
 * If you could help me with above error message I would change my 1 star to 5.
 *  Thread Starter [tretos](https://wordpress.org/support/users/tretos/)
 * (@tretos)
 * [11 years, 6 months ago](https://wordpress.org/support/topic/it-worked-12/#post-7895536)
 * So deactivating all other plugins and activating All in one calendar is a solution.
   Ok 2 stars…

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

The topic ‘it worked’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/all-in-one-event-calendar.svg)
 * [Timely All-in-One Events Calendar](https://wordpress.org/plugins/all-in-one-event-calendar/)
 * [Support Threads](https://wordpress.org/support/plugin/all-in-one-event-calendar/)
 * [Active Topics](https://wordpress.org/support/plugin/all-in-one-event-calendar/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/all-in-one-event-calendar/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/all-in-one-event-calendar/reviews/)

 * 3 replies
 * 2 participants
 * Last reply from: [tretos](https://wordpress.org/support/users/tretos/)
 * Last activity: [11 years, 6 months ago](https://wordpress.org/support/topic/it-worked-12/#post-7895536)