Value cannot be null, parameter name: visual

Hi everyone,
whenever i fetch an api, the following meesage appears in the preview whenever i try to maniplulate the responseObject data (even if by only displying it in the console with JSON.stringify) and the response.ok is true:
any help, please !

Hi Iama, Could you provide a minimal reproduction of the error? It’s easier to help if we have code :slight_smile: