Title: Loopback problem &#8211; Operation timed out
Last modified: July 18, 2019

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# Loopback problem – Operation timed out

 *  Resolved [Michael F](https://wordpress.org/support/users/mfuechsl/)
 * (@mfuechsl)
 * [6 years, 10 months ago](https://wordpress.org/support/topic/loopback-problem-operation-timed-out/)
 * Hello
 * It seems that the plugin is creating a critical error in the WP self-test under“
   Tools – Site Health”.
 * Loopback problem:
    [] cURL error 28: Operation timed out after 10001 milliseconds
   with 0 bytes received
 * When I’m going to deactivate your plugin the WP site health self-test is positive
   and not showing a critical problem with the loopback request.
 * All the plugins and WP are up to date as well as the PHP version is 7.3
 * Thanks,
    Michael

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

 *  [evavangelooven](https://wordpress.org/support/users/evavangelooven/)
 * (@evavangelooven)
 * [6 years, 10 months ago](https://wordpress.org/support/topic/loopback-problem-operation-timed-out/#post-11742873)
 * Hi Michael,
 * Thanks for using our plugin and reaching out to us. We had a look but don’t think
   this issue is related to our plugin. We have checked all of our development and
   test servers, none of them is experiencing the issue you have. How sure are you
   it is our plugin causing this?
 * Also, I found this blog post about possible other causes. Maybe you will find
   it helpful:
    [https://docs.presscustomizr.com/article/326-how-to-fix-a-curl-error-28-connection-timed-out-in-wordpress](https://docs.presscustomizr.com/article/326-how-to-fix-a-curl-error-28-connection-timed-out-in-wordpress)
 * Best,
    Eva
 *  Thread Starter [Michael F](https://wordpress.org/support/users/mfuechsl/)
 * (@mfuechsl)
 * [6 years, 10 months ago](https://wordpress.org/support/topic/loopback-problem-operation-timed-out/#post-11743266)
 * Hi Eva
 * Thanks for your reply.
    I also found this article you mentioned in the link above.
   First I contacted the support team of the hosting company and they said, they
   can not find anything in the log files.
 * Then I deactivated plugin after plugin in my WP installation and perfomed the
   WP site health self-test and when deactivating your plugin the critial error 
   doesnt show up anymore.
 * Thanks for your help,
    Michael
 *  [evavangelooven](https://wordpress.org/support/users/evavangelooven/)
 * (@evavangelooven)
 * [6 years, 10 months ago](https://wordpress.org/support/topic/loopback-problem-operation-timed-out/#post-11743437)
 * Hi Michael,
 * The WP site health self-test is not showing anything for us so it’s kind of hard
   for us to replicate the issue at hand. We will deep-dive some more but doubt 
   we will be able to find something.
 * Best
    Eva

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

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## Tags

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

 * 3 replies
 * 2 participants
 * Last reply from: [evavangelooven](https://wordpress.org/support/users/evavangelooven/)
 * Last activity: [6 years, 10 months ago](https://wordpress.org/support/topic/loopback-problem-operation-timed-out/#post-11743437)
 * Status: resolved