@Vincent-TP I've received the mail and sent you the log and also the link to the github issue where some people already tried to find out what the source of the issue might be. Hope this helps in...

I've uploaded the error log to pastebin with id Qe0e1Uw2 Since I can neither post the error log here nor the link to it I don't see any other way than this. Hope you can find it if you need it.

Hello, I hope this is the correct place to post about this bug in the web api. The Omada Controller Web API in version 6.2.0.17 has a bug in endpoint /{omadacId}/api/v2/sites/{siteId}/clients The...