The license could not be generated, server response:

themars

After restart Netuno asked me to register a new license, how do I get a valid license for registration?

netuno.log says:
2021-05-24 21:49:59,808 FATAL [qtp47719432-37] tritao.Register - The license could not be generated, server response:
{
"result": false,
"error": "invalid-key"
}

eduveks

You need to delete the file license.json then make sure your Netuno is up to date.

Starting with ./netuno server will ask to generate a new license.