There's "Oops! Something went wrong.".
Debug shows this:
POST https://an****n.com/forum/api/posts/3
<br />
<b>Deprecated</b>: Creation of dynamic property Flarum\Likes\Event\PostWasUnliked::$actor is deprecated in <b>/home/customer/www/an****n.com/public_html/forum/vendor/flarum/core/src/Foundation/DispatchEventsTrait.php</b> on line <b>31</b><br />
<br />
<b>Fatal error</b>: Uncaught Laminas\HttpHandlerRunner\Exception\EmitterException: Unable to emit response; headers already sent in /home/customer/www/an****n.com/public_html/forum/vendor/flarum/core/src/Foundation/DispatchEventsTrait.php:31 in /home/customer/www/an****n.com/public_html/forum/vendor/laminas/laminas-httphandlerrunner/src/Exception/EmitterException.php:15
Stack trace:
#0 /home/customer/www/an****n.com/public_html/forum/vendor/laminas/laminas-httphandlerrunner/src/Emitter/SapiEmitterTrait.php(38): Laminas\HttpHandlerRunner\Exception\EmitterException::forHeadersSent('/home/customer/...', 31)
#1 /home/customer/www/an****n.com/public_html/forum/vendor/laminas/laminas-httphandlerrunner/src/Emitter/SapiEmitter.php(21): Laminas\HttpHandlerRunner\Emitter\SapiEmitter->assertNoPreviousOutput()
#2 /home/customer/www/an****n.com/public_html/forum/vendor/laminas/laminas-httphandlerrunner/src/RequestHandlerRunner.php(75): Laminas\HttpHandlerRunner\Emitter\SapiEmitter->emit(Object(Flarum\Api\JsonApiResponse))
#3 /home/customer/www/an****n.com/public_html/forum/vendor/flarum/core/src/Http/Server.php(45): Laminas\HttpHandlerRunner\RequestHandlerRunner->run()
#4 /home/customer/www/an****n.com/public_html/forum/index.php(26): Flarum\Http\Server->listen()
#5 {main}
thrown in <b>/home/customer/www/an****n.com/public_html/forum/vendor/laminas/laminas-httphandlerrunner/src/Exception/EmitterException.php</b> on line <b>15</b><br />
Javascript error:
POST https://an***en.com/forum/api/posts/3 200
Application.tsx:607
vi {status: 500, options: {…}, xhr: XMLHttpRequest, responseText: '<br />\n<b>Deprecated</b>: Creation of dynamic pro…EmitterException.php</b> on line <b>15</b><br />\n', response: null, …}
e.requestErrorDefaultHandler @ Application.tsx:607
e.requestErrorCatch @ Application.tsx:578
(anonymous) @ Application.tsx:518
Promise.catch (async)
e.request @ Application.tsx:518
e.save @ Model.ts:228
onclick @ index.js:13
O.handleEvent @ render.js:888
1-test:1
Uncaught (in promise) vi {status: 500, options: {…}, xhr: XMLHttpRequest, responseText: '<br />\n<b>Deprecated</b>: Creation of dynamic pro…EmitterException.php</b> on line <b>15</b><br />\n', response: null, …}
Promise.then (async)
e.save @ Model.ts:235
onclick @ index.js:13
O.handleEvent @ render.js:888
Php flarum info:
Flarum 1.8.5
PHP 8.3.7
MySQL 8.0.36-28
Queue Driver sync
Session Driver file