Whoops on the root of a podcast

Describe the bug

[Summarize the bug encountered concisely]

Steps to reproduce

1. [First step]
2. [Second step]
3. [and so on...]

Expected behavior

[What you expected to happen]

Actual behavior

When I go to the root of a podcast an error appears

Relevant logs and/or screenshots

This is the stacktrace

Error: Call to a member function getFirstRow() on bool in /var/www/castopod/vendor/codeigniter4/framework/system/Model.php:250
Stack trace:
#0 /var/www/castopod/vendor/codeigniter4/framework/system/BaseModel.php(622): CodeIgniter\Model->doFirst()
#1 /var/www/castopod/modules/Fediverse/Models/PreviewCardModel.php(86): CodeIgniter\BaseModel->first()
#2 /var/www/castopod/modules/Fediverse/Entities/Post.php(113): Modules\Fediverse\Models\PreviewCardModel->getPostPreviewCard()
#3 /var/www/castopod/vendor/codeigniter4/framework/system/Entity/Entity.php(491): Modules\Fediverse\Entities\Post->getPreviewCard()
#4 /var/www/castopod/themes/cp_app/post/_partials/card.php(35): CodeIgniter\Entity\Entity->__get()
#5 /var/www/castopod/vendor/codeigniter4/framework/system/View/View.php(213): include('...')
#6 /var/www/castopod/vendor/codeigniter4/framework/system/View/View.php(216): CodeIgniter\View\View->CodeIgniter\View\{closure}()
#7 /var/www/castopod/app/Common.php(49): CodeIgniter\View\View->render()
#8 /var/www/castopod/themes/cp_app/podcast/activity.php(43): view()
#9 /var/www/castopod/vendor/codeigniter4/framework/system/View/View.php(213): include('...')
#10 /var/www/castopod/vendor/codeigniter4/framework/system/View/View.php(216): CodeIgniter\View\View->CodeIgniter\View\{closure}()
#11 /var/www/castopod/app/Common.php(49): CodeIgniter\View\View->render()
#12 /var/www/castopod/app/Controllers/PodcastController.php(91): view()
#13 /var/www/castopod/app/Controllers/PodcastController.php(47): App\Controllers\PodcastController->activity()
#14 /var/www/castopod/vendor/codeigniter4/framework/system/CodeIgniter.php(901): App\Controllers\PodcastController->_remap()
#15 /var/www/castopod/vendor/codeigniter4/framework/system/CodeIgniter.php(457): CodeIgniter\CodeIgniter->runController()
#16 /var/www/castopod/vendor/codeigniter4/framework/system/CodeIgniter.php(340): CodeIgniter\CodeIgniter->handleRequest()
#17 /var/www/castopod/public/index.php(73): CodeIgniter\CodeIgniter->run()
#18 {main}

Context

• Castopod: 1.5.2
• OS: Ubuntu 22.04.3 LTS
• Browser: Chrome, Firefox, Edge
• Web server: Nginx 1.18