Title: HTTP 500 Error on Activate
Last modified: February 10, 2018

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# HTTP 500 Error on Activate

 *  Resolved [mgsolidus](https://wordpress.org/support/users/mgsolidus/)
 * (@mgsolidus)
 * [8 years, 4 months ago](https://wordpress.org/support/topic/http-500-error-on-activate/)
 * Hi,
 * When trying to activate this addon, I receive a HTTP 500 error and have to rename
   the plugins folder to get access to the blog again.
    Image: [https://gfxf.net/images/2018/02/10/http500.png](https://gfxf.net/images/2018/02/10/http500.png)
 * Nothing in error logs it seems.
    PHP 7.1.14
 * Any idea?
    Thanks.

Viewing 7 replies - 1 through 7 (of 7 total)

 *  Plugin Author [Thomas Maier](https://wordpress.org/support/users/webzunft/)
 * (@webzunft)
 * [8 years, 4 months ago](https://wordpress.org/support/topic/http-500-error-on-activate/#post-9961706)
 * Hi mgsolidus,
 * sorry for the issue. Could you please send me a list of your activated plugins?
 * Thanks
    Thomas
 *  Thread Starter [mgsolidus](https://wordpress.org/support/users/mgsolidus/)
 * (@mgsolidus)
 * [8 years, 3 months ago](https://wordpress.org/support/topic/http-500-error-on-activate/#post-9962556)
 * Here they are,
 * Accelerated Mobile Pages 0.9.74.1
    Ad Inserter Pro 2.3.3 Akismet Anti-Spam 4.0.2
   Contact Form 7 5.0 Easy Social Share Buttons for WordPress 5.3 Easy WP SMTP 1.3.5
   Elementor 1.9.4 Google Analytics Dashboard for WP (GADWP) 5.2.2 Jetpack 5.8 OneSignal
   Push Notifications 1.16.5 Optimize Gravatar Avatar 1.4.5 randomPost 1.1.1 Redirection
   3.2 Redis Object Cache 1.3.5 Reduce Bounce Rate 4.3.1 Replyable – Subscribe to
   Comments & Reply by email 2.2.3 Schema 1.6.9.8.1 Two Factor Authentication 1.2.35
   UpdraftPlus – Backup/Restore 1.14.3 User Role Editor 4.40 WP Cerber Security &
   Antispam 6.2 WP Rocket 2.10.7 WP User Avatar 2.0.9 WP-Optimize 2.1.1 wpDiscuz
   4.1.4 Yoast SEO 6.2
 * Thanks for assisting.
 *  Thread Starter [mgsolidus](https://wordpress.org/support/users/mgsolidus/)
 * (@mgsolidus)
 * [8 years, 3 months ago](https://wordpress.org/support/topic/http-500-error-on-activate/#post-9963586)
 * I have it activated now, disabling Redis cache temporarily fixed the issue.
    
   Are there any active coupons for Pro + All Access? Really interested in that.
 * Thanks!
 *  Plugin Author [Thomas Maier](https://wordpress.org/support/users/webzunft/)
 * (@webzunft)
 * [8 years, 3 months ago](https://wordpress.org/support/topic/http-500-error-on-activate/#post-9964086)
 * Thanks for testing.
 * I will check that plugin as well.
 * We don’t have a sale right now. The next is probably Black Friday in November.
 * Thomas
 *  Plugin Author [Thomas Maier](https://wordpress.org/support/users/webzunft/)
 * (@webzunft)
 * [8 years, 3 months ago](https://wordpress.org/support/topic/http-500-error-on-activate/#post-9970225)
 * Which Redis Object Cache plugin are you using?
 * [https://de.wordpress.org/plugins/redis-cache/](https://de.wordpress.org/plugins/redis-cache/)
 * or
 * [https://de.wordpress.org/plugins/redis-object-cache/](https://de.wordpress.org/plugins/redis-object-cache/)
 * Is Redis cache configured on your server?
 * Thanks
    Thomas
 *  Thread Starter [mgsolidus](https://wordpress.org/support/users/mgsolidus/)
 * (@mgsolidus)
 * [8 years, 3 months ago](https://wordpress.org/support/topic/http-500-error-on-activate/#post-9971564)
 * This: [https://de.wordpress.org/plugins/redis-cache/](https://de.wordpress.org/plugins/redis-cache/)
 * And Redis is properly configured on my server, yes.
 *  Plugin Author [Thomas Maier](https://wordpress.org/support/users/webzunft/)
 * (@webzunft)
 * [8 years, 3 months ago](https://wordpress.org/support/topic/http-500-error-on-activate/#post-9973716)
 * Thank you.
 * Do you have a staging environment where you can reproduce this?
    I am thinking
   about enabling WP_DEBUG as well to see if some solvable error is logged.
 * Thomas

Viewing 7 replies - 1 through 7 (of 7 total)

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 * 7 replies
 * 2 participants
 * Last reply from: [Thomas Maier](https://wordpress.org/support/users/webzunft/)
 * Last activity: [8 years, 3 months ago](https://wordpress.org/support/topic/http-500-error-on-activate/#post-9973716)
 * Status: resolved