# Problem with Facebook App

**URL:** <https://community.letsencrypt.org/t/problem-with-facebook-app/49818>\
**Category:** Help\
**Created:** [January 8, 2018, 1:43pm UTC](https://community.letsencrypt.org/t/problem-with-facebook-app/49818 "2018-01-08T13:43:39Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![LuigiMdg](https://avatars.discourse-cdn.com/v4/letter/l/f04885/32.png) [@LuigiMdg](https://community.letsencrypt.org/u/LuigiMdg)\
**Post date:** [January 8, 2018, 1:43pm UTC](https://community.letsencrypt.org/t/problem-with-facebook-app/49818/1 "2018-01-08T13:43:39Z")

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My domain is: [https://www.PronosticiIppica.it](https://www.PronosticiIppica.it)

I ran this command: Click on the link by Facebook App

It produced this output: Security Error: This website have problem with the security certificate

My web server is (include version): Apache2 + PHP 7.1

The operating system my web server runs on is (include version): Ubuntu 14.04

My hosting provider, if applicable, is: DigitalOcean

I can login to a root shell on my machine (yes or no, or I don’t know): Yes

I’m using a control panel to manage my site (no, or provide the name and version of the control panel): Yes, I’m using VirtualMin (WebMin) and I’ve followed this tutorial: [https://www.virtualmin.com/node/38853](https://www.virtualmin.com/node/38853)

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**Author:** ![serverco](https://sea3.discourse-cdn.com/letsencrypt/user_avatar/community.letsencrypt.org/serverco/32/4251_2.png) [@serverco](https://community.letsencrypt.org/u/serverco)\
**Post date:** [January 8, 2018, 1:48pm UTC](https://community.letsencrypt.org/t/problem-with-facebook-app/49818/2 "2018-01-08T13:48:35Z")

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your site is misconfigured and doesn’t provide the correct chain, you should add the chain files and reload apache, then it should be fine.

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<div class="post-metadata">

**Author:** ![LuigiMdg](https://avatars.discourse-cdn.com/v4/letter/l/f04885/32.png) [@LuigiMdg](https://community.letsencrypt.org/u/LuigiMdg)\
**Post date:** [January 8, 2018, 1:55pm UTC](https://community.letsencrypt.org/t/problem-with-facebook-app/49818/3 "2018-01-08T13:55:42Z")

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Rebooted and now work…!  
Scuse me but I’m a noob 🙂

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**Author:** ![system](https://global.discourse-cdn.com/letsencrypt/original/3X/c/a/ca6c06ea1ea201324bba7048c6841ce60236468d.png) [@system](https://community.letsencrypt.org/u/system)\
**Post date:** [February 7, 2018, 1:56pm UTC](https://community.letsencrypt.org/t/problem-with-facebook-app/49818/4 "2018-02-07T13:56:04Z")

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