Title: 503 server error when enabling plugin
Last modified: January 21, 2020

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# 503 server error when enabling plugin

 *  [rich888](https://wordpress.org/support/users/rich888/)
 * (@rich888)
 * [6 years, 4 months ago](https://wordpress.org/support/topic/503-server-error-when-enabling-plugin/)
 * Hi,
 * When I enable Asset Cleanup, I get a 503 service unavailable message.
 * Looking at the server logs:
    [Tue Jan 21 12:03:41.223642 2020] [lsapi:error] [
   pid 236135:tid 140201452615424] [client 90.254.186.25:0] [host catalystdesign.
   studio] Error receiving response header (lsphp is killed?): ReceiveResponseHeader:
   receive pkg hdr failed: ReceivePkgHdr: nothing to read from backend socket, referer:
   [https://catalystdesign.studio/contact-us/](https://catalystdesign.studio/contact-us/)
 * Any help much appreciated.
 * Rich
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2F503-server-error-when-enabling-plugin%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

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

 *  Plugin Author [Gabe Livan](https://wordpress.org/support/users/gabelivan/)
 * (@gabelivan)
 * [6 years, 4 months ago](https://wordpress.org/support/topic/503-server-error-when-enabling-plugin/#post-12353690)
 * [@rich888](https://wordpress.org/support/users/rich888/) that’s a first one for
   me. Are you saying you’re getting this error ONLY when Asset CleanUp is enabled?
   If you try to enable any other plugin (please test this with a few), you’re not
   getting anything like that or did you ever get a 503 service unavailable message?
 * Can you send me your “System Info” from “Tools” (Asset CleanUp’s menu) via [https://gabelivan.com/contact/](https://gabelivan.com/contact/)?
 *  Thread Starter [rich888](https://wordpress.org/support/users/rich888/)
 * (@rich888)
 * [6 years, 4 months ago](https://wordpress.org/support/topic/503-server-error-when-enabling-plugin/#post-12353773)
 * [@gabelivan](https://wordpress.org/support/users/gabelivan/) I have sent you 
   a message via the contact form. It seems to be a compatibility issue with Oxygen&
   Asset CleanUp. Possibly due to a migration.

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

The topic ‘503 server error when enabling plugin’ is closed to new replies.

 * ![](https://ps.w.org/wp-asset-clean-up/assets/icon-256x256.png?rev=1981952)
 * [Asset CleanUp: Page Speed Booster](https://wordpress.org/plugins/wp-asset-clean-up/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/wp-asset-clean-up/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/wp-asset-clean-up/)
 * [Active Topics](https://wordpress.org/support/plugin/wp-asset-clean-up/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/wp-asset-clean-up/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/wp-asset-clean-up/reviews/)

## Tags

 * [503-service-unavailable](https://wordpress.org/support/topic-tag/503-service-unavailable/)

 * 2 replies
 * 2 participants
 * Last reply from: [rich888](https://wordpress.org/support/users/rich888/)
 * Last activity: [6 years, 4 months ago](https://wordpress.org/support/topic/503-server-error-when-enabling-plugin/#post-12353773)
 * Status: not resolved