B4J Question [Solved] DUCKDNS error: Invalid cookie header

Hello community,

I tried to use my pc as a server using DUCKDNS and the Erel program.

I followed the guide but when I launch the server-program it gives this error:
Invalid cookie header: "Set-Cookie: AWSALB = BGGdir ...
(see image)

any suggestions?
thank you

p.s.
if I use
127.0.0.1:54021/test
the server works correctly