I did a post to https://login.eveonline.com:443/v2/oauth/token with my old/invalid client ID and got the error: Grant type refresh_token is not supported. instead of something like "Invalid Client ID or Secret"
This was very misleading and took me forever to find my mistake.
I did a post to https://login.eveonline.com:443/v2/oauth/token with my old/invalid client ID and got the error:
Grant type refresh_token is not supported.
instead of something like "Invalid Client ID or Secret" This was very misleading and took me forever to find my mistake.