Error creating new article

With the latest Route66 2.0.0 update, the following error occurs when publishing a new article, preventing the editor from opening:
         # Firecoders\Component\Route66\Administrator\Analyzer\Analyzer::getTranslation(): Return value must be of type array, stdClass returned
Please see how to resolve this. Thank you.

Yes, changing the administration language to English fixes it. I'm waiting for the Spanish language update. Thank you.