# Installation of Wordpress 5.5.1 Failed

**URL:** <https://forum.infinityfree.com/t/installation-of-wordpress-5-5-1-failed/36189>\
**Category:** Hosting Support\
**Created:** [October 3, 2020, 9:52pm UTC](https://forum.infinityfree.com/t/installation-of-wordpress-5-5-1-failed/36189 "2020-10-03T21:52:34Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![anon7019553](https://forum.infinityfree.com/letter_avatar/anon7019553/32/5_5575768a8748004e209b776fc1b2916d.png) [@anon7019553](https://forum.infinityfree.com/u/anon7019553)\
**Post date:** [October 3, 2020, 9:52pm UTC](https://forum.infinityfree.com/t/installation-of-wordpress-5-5-1-failed/36189/1 "2020-10-03T21:52:34Z")

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### Username (e.g. epiz\_XXX) or Website URL

(please specify the website or account you are asking about)

epiz\_26106182

### Error Message

(please share the FULL error message you see)  
**Fatal error** : Uncaught Error: Call to undefined function register\_block\_type\_from\_metadata() in /home/vol10\_6/epizy.com/epiz\_26106182/htdocs/wp-includes/blocks/archives.php:119 Stack trace: #0 /home/vol10\_6/epizy.com/epiz\_26106182/htdocs/wp-includes/class-wp-hook.php(287): register\_block\_core\_archives(‘’) #1 /home/vol10\_6/epizy.com/epiz\_26106182/htdocs/wp-includes/class-wp-hook.php(311): WP\_Hook-\>apply\_filters(NULL, Array) #2 /home/vol10\_6/epizy.com/epiz\_26106182/htdocs/wp-includes/plugin.php(478): WP\_Hook-\>do\_action(Array) #3 /home/vol10\_6/epizy.com/epiz\_26106182/htdocs/wp-settings.php(546): do\_action(‘init’) #4 /home/vol10\_6/epizy.com/epiz\_26106182/htdocs/wp-config.php(77): require\_once(‘/home/vol10\_6/e…’) #5 /home/vol10\_6/epizy.com/epiz\_26106182/htdocs/wp-load.php(37): require\_once(‘/home/vol10\_6/e…’) #6 /home/vol10\_6/epizy.com/epiz\_26106182/htdocs/wp-blog-header.php(13): require\_once(‘/home/vol10\_6/e…’) #7 /home/vol10\_6/epizy.com/epiz\_26106182/htdocs/index.php(17): require(‘/home/vol10\_6/e…’) #8 {main} thrown in **/home/vol10\_6/epizy.com/epiz\_26106182/htdocs/wp-includes/blocks/archives.php** on line **119**

There has been a critical error on your website.

### Other Information

(other information and details relevant to your question)  
I installed the Wordpress 5.5.1 based on the prompt and it starrted failing to load. Now I turned on the debugger and found certain files were missing. I downloded the files from [Download – WordPress.org](https://wordpress.org/download) and uploaded the files but, still seeing the error

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**Author:** ![Oxy](https://forum.infinityfree.com/user_avatar/forum.infinityfree.com/oxy/32/37989_2.png) [@Oxy](https://forum.infinityfree.com/u/Oxy)\
**Post date:** [October 3, 2020, 10:22pm UTC](https://forum.infinityfree.com/t/installation-of-wordpress-5-5-1-failed/36189/2 "2020-10-03T22:22:14Z")

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Hi and welcome to the forum

I think some of the plugins are the cause for one part of errors

> **[Uncaught Error: Call to undefined function register\_block\_type\_from\_metadata()](https://wordpress.org/support/topic/uncaught-error-call-to-undefined-function-register_block_type_from_metadata/)**
>
> Support » Fixing WordPress » Uncaught Error: Call to undefined function register\_block\_type\_from\_metadata() Uncaught Error: Call to undefined function register\_block\_type\_from\_metadata(…

if that doesn’t help

> **[Updating WordPress](https://wordpress.org/documentation/article/updating-wordpress/)**
>
> WARNING: The upgrade process will affect all files and folders included in the main WordPress installation. This includes all the core files used to run WordPress. If you have made any modifications to those files, your changes will be lost. You...

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**Author:** ![anon36506640](https://forum.infinityfree.com/letter_avatar/anon36506640/32/5_5575768a8748004e209b776fc1b2916d.png) [@anon36506640](https://forum.infinityfree.com/u/anon36506640)\
**Post date:** [October 14, 2020, 9:14am UTC](https://forum.infinityfree.com/t/installation-of-wordpress-5-5-1-failed/36189/3 "2020-10-14T09:14:10Z")

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Yeah i had also faced a lot of issues while updating my wordpress version, I had taken a help with wordpress expert I think you should too.

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**Author:** ![anon19508339](https://forum.infinityfree.com/letter_avatar/anon19508339/32/5_5575768a8748004e209b776fc1b2916d.png) [@anon19508339](https://forum.infinityfree.com/u/anon19508339)\
**Post date:** [October 14, 2020, 10:31am UTC](https://forum.infinityfree.com/t/installation-of-wordpress-5-5-1-failed/36189/4 "2020-10-14T10:31:36Z")

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i’m going to lock this topic because it’s quite outdated, best regards.

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**Author:** ![anon19508339](https://forum.infinityfree.com/letter_avatar/anon19508339/32/5_5575768a8748004e209b776fc1b2916d.png) [@anon19508339](https://forum.infinityfree.com/u/anon19508339)\
**Post date:** [October 14, 2020, 10:31am UTC](https://forum.infinityfree.com/t/installation-of-wordpress-5-5-1-failed/36189/5 "2020-10-14T10:31:40Z")

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