Would you mind sharing your config.yml, domain.yml files as well as the file containing the responses (likely to be the nlu.yml file). That way I can better assist you.
Thanks for sharing @wvalverde67 and sorry for the later reply. Your training data and config seem correct. There is maybe one thing that is incorrect but I’m not sure it’s leading up to this error: your config.yml file contains a ResponseSelector component with retrieval_intent: faq but you do have have the faq intent configured elsewhere.
Going back to the screenshot you shared, the first one looks like a compatibility issue between Rasa and Rasa X. Would you mind sharing the versions you’re using?
@wvalverde67 it sounds like @Juste was able to solve your issue here by founding out about a typo (Thanks Juste!). It looks that I need to change my glasses