# Issues when testing mysql database

**URL:** <https://forum.infinityfree.com/t/issues-when-testing-mysql-database/105564>\
**Category:** Hosting Support\
**Created:** [February 6, 2025, 4:05pm UTC](https://forum.infinityfree.com/t/issues-when-testing-mysql-database/105564 "2025-02-06T16:05:51Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![dan3008](https://forum.infinityfree.com/user_avatar/forum.infinityfree.com/dan3008/32/53336_2.png) [@dan3008](https://forum.infinityfree.com/u/dan3008)\
**Post date:** [February 6, 2025, 4:10pm UTC](https://forum.infinityfree.com/t/issues-when-testing-mysql-database/105564/2 "2025-02-06T16:10:30Z")

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> [@Vals0126](#):
>
> _Failed to load resource: the server responded with a status of 500 ()_  
> _VM6:646 Uncaught TypeError: Cannot read properties of null (reading ‘classList’)  
> at HTMLDocument.onDocumentLoad (VM6:646:19)_  
> _onDocumentLoad @ VM6:646_

Well… thats an intresting error isn’t it.

Might be worth trying turning on the full error 500 reporting (as below) as this will give you a more detailed error, including which line of the file the error occoured on.

> [@Http error 500](https://forum.infinityfree.com/t/http-error-500/49352):
>
> When trying to access your website, you may see a page which returns the status code “500”. In Google Chrome, you’ll see a page with the error code HTTP ERROR 500. There are typically two reasons which can cause this error: The PHP code has crashed. The .htaccess file contains invalid rules. Here are some things you can try to debug and fix this. Fixing crashing PHP code A HTTP ERROR 500 simply tells you that the PHP code has crashed, but gives no information as to why it has crashed. Gett…

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