Undefined index: data in....

kishor

I got this error

Notice: Undefined index: data in /home2/website/public_html/vendor/flarum/core/src/Frontend/Content/CorePayload.php on line 74

Fatal error: Uncaught Laminas\HttpHandlerRunner\Exception\EmitterException: Output has been emitted previously; cannot emit response in /home2/website/public_html/vendor/laminas/laminas-httphandlerrunner/src/Exception/EmitterException.php:24 Stack trace: #0 /home2/website/public_html/vendor/laminas/laminas-httphandlerrunner/src/Emitter/SapiEmitterTrait.php(40): Laminas\HttpHandlerRunner\Exception\EmitterException::forOutputSent() #1 /home2/website/public_html/vendor/laminas/laminas-httphandlerrunner/src/Emitter/SapiEmitter.php(27): Laminas\HttpHandlerRunner\Emitter\SapiEmitter->assertNoPreviousOutput() #2 /home2/website/public_html/vendor/laminas/laminas-httphandlerrunner/src/RequestHandlerRunner.php(98): Laminas\HttpHandlerRunner\Emitter\SapiEmitter->emit(Object(Laminas\Diactoros\Response\HtmlResponse)) #3 /home2/website/public_html/vendor/flarum/core/src/Http/Server.php(44): Laminas\HttpHandlerRunner\RequestHandlerRunner->run() #4 /home2/website/public_html/index.php(26): Flarum\Http\Server->listen() #5 {main} thrown in /home2/website/public_html/vendor/laminas/laminas-httphandlerrunner/src/Exception/EmitterException.php on line 24

luceos

There's an error from the API. You can follow the troubleshooting guide to identify the issue;

https://docs.flarum.org/troubleshoot/

Alternatively the error could be visible when hitting the API; yourwebsite.com/api or yourwebsite.com/api/discussions.

kishor

luceos

Thank you... It's solved!

The troubleshoot docs (https://docs.flarum.org/troubleshoot/) helped me solving this issues.