400 Invalid Form Body - Creating Discord Thread without message

I use “Create a Thread without Message” and no matter what I put in, I always get a 400 - Invalid Form Body error. Maybe Discord changed their API and make needs to adapt? Any help is appreciated. Kind regards, Fabian

discord.errors.HTTPException: 400 Bad Request (error code: 50035): Invalid Form Body · Issue #365 · dolfies/discord.py-self · GitHub

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The server responded with error 50035: Invalid Form Body · Issue #2058 · discord-net/Discord.Net · GitHub

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