Oliver Klee

I get the same results with the `base-distribution` package.

The same with the REST client in PhpStorm.

@samtuke Are you using PHP's built-in web server (in development context) or Apache (in production context)? And if you're using Apache, does the problem also occur if you're using the...

Could you please re-try? Maybe there was an error in the JSON request data? I currently cannot reproduce the problem.

I've used the standalone version of Postman for this (as the Chrome app has been discontinued). Could you please retest with the stand-alone Postman or the PhpStorm REST tools to...

Oh, and in your screenshot, the content type (the drop-down right next to the type radio buttons (raw, binary etc.) is not set to "JSON (application/JSON)" (as it is in...

Yes, we should definitely return an "invalid request" status with a helpful error message in that case. What exact Content-type header did you use?

@xh3n1 Is this a problem at exactly 5000 subscribers, i.e., 4999 work fine?

Can you debug this? Maybe the PHP memory limit is reached.

And is the limit around 5000 or 50000 subscribers?