# Farmos installation error

**URL:** <https://farmos.discourse.group/t/farmos-installation-error/1017>\
**Category:** Hosting farmOS\
**Created:** [December 28, 2021, 5:22pm UTC](https://farmos.discourse.group/t/farmos-installation-error/1017 "2021-12-28T17:22:29Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Kafuidarkey](https://avatars.discourse-cdn.com/v4/letter/k/ed8c4c/32.png) [@Kafuidarkey](https://farmos.discourse.group/u/Kafuidarkey)\
**Post date:** [December 28, 2021, 5:22pm UTC](https://farmos.discourse.group/t/farmos-installation-error/1017/1 "2021-12-28T17:22:29Z")

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Hello, i am installing farmos on microsoft iis on windows 10 and i am about to finish the installation and encounter this error .Please how do i fix it.

 ![farmos eror](https://global.discourse-cdn.com/free1/uploads/farm_os/original/1X/94dabc037d0986c3a45a8f9fa3184c940e278604.png)  
 ![farmos eror1](https://global.discourse-cdn.com/free1/uploads/farm_os/original/1X/7ce416db8e7826d3d273a7489d9074a9814b1b7c.jpeg)  
 ![erro3](https://global.discourse-cdn.com/free1/uploads/farm_os/original/1X/fddea8343783fe0804fffe554a33c843fee75f50.jpeg)

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**Author:** ![mstenta](https://yyz2.discourse-cdn.com/free1/user_avatar/farmos.discourse.group/mstenta/32/4_2.png) [@mstenta](https://farmos.discourse.group/u/mstenta)\
**Post date:** [December 28, 2021, 5:48pm UTC](https://farmos.discourse.group/t/farmos-installation-error/1017/2 "2021-12-28T17:48:58Z")

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What version of PHP are you using?

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<div class="post-metadata">

**Author:** ![Kafuidarkey](https://avatars.discourse-cdn.com/v4/letter/k/ed8c4c/32.png) [@Kafuidarkey](https://farmos.discourse.group/u/Kafuidarkey)\
**Post date:** [December 28, 2021, 6:05pm UTC](https://farmos.discourse.group/t/farmos-installation-error/1017/3 "2021-12-28T18:05:17Z")

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php-8.1.0-Win32-vs16-x64

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<div class="post-metadata">

**Author:** ![mstenta](https://yyz2.discourse-cdn.com/free1/user_avatar/farmos.discourse.group/mstenta/32/4_2.png) [@mstenta](https://farmos.discourse.group/u/mstenta)\
**Post date:** [December 28, 2021, 6:29pm UTC](https://farmos.discourse.group/t/farmos-installation-error/1017/4 "2021-12-28T18:29:41Z")

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farmOS v1 does not support PHP 8+. Try PHP 7.4 if you can.

farmOS v2 _will_ support PHP 8 soon! Here is the open issue if you are interested in helping: [farmOS 2.x PHP 8 support [#3186530] | Drupal.org](https://www.drupal.org/project/farm/issues/3186530)