ERR_NGROK_6619: You are not allowed to remove members, this account uses SCIM 2.0 to manage members - ngrok documentation

What does ERR_NGROK_6619 mean?

ngrok returns ERR_NGROK_6619 with this message:

You are not allowed to remove members, this account uses SCIM 2.0 to manage members.

Where can I get more help with ERR_NGROK_6619?

Email support@ngrok.com and include the error code.