FastCGI sent in stderr: "PHP message: PHP Fatal error: Uncaught TypeError: BookStack\Auth\User::getDefault(): Return value must be of type #3623

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OVERLORD · 2026-02-05T07:08:10+03:00

OVERLORD commented

2026-02-05 07:08:10 +03:00

Originally created by @ArtemDolor on GitHub (Mar 16, 2023).

Attempted Debugging

I have read the debugging page

Searched GitHub Issues

I have searched GitHub for the issue.

Describe the Scenario

I deleted a guest user in the database and everything crashed, in the logs

Exact BookStack Version

v23.02

Log Content

FastCGI sent in stderr: "PHP message: PHP Fatal error: Uncaught TypeError: BookStack\Auth\User::getDefault(): Return value must be of type BookStack\Auth\User, null returned in /bookstack/app/Auth/User.php:106

PHP Version

8.2

Hosting Environment

Debian 11, Nginx and MariaDB

Originally created by @ArtemDolor on GitHub (Mar 16, 2023). ### Attempted Debugging - [X] I have read the debugging page ### Searched GitHub Issues - [X] I have searched GitHub for the issue. ### Describe the Scenario I deleted a guest user in the database and everything crashed, in the logs ### Exact BookStack Version v23.02 ### Log Content FastCGI sent in stderr: "PHP message: PHP Fatal error: Uncaught TypeError: BookStack\Auth\User::getDefault(): Return value must be of type BookStack\Auth\User, null returned in /bookstack/app/Auth/User.php:106 ### PHP Version 8.2 ### Hosting Environment Debian 11, Nginx and MariaDB

OVERLORD added the 🐕 Support label 2026-02-05 07:08:10 +03:00

OVERLORD closed this issue

2026-02-05 07:08:12 +03:00

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Reference: starred/BookStack#3623