You must ensure the supplementary DLC package is installed alongside the base game and the latest update. Reinstalling all files (Base + Update + DLC) typically resolves this "DLC needed" loop. How to Update & Manage Files It Takes Two for Nintendo Switch - Nintendo Official Site
Often due to missing content files in certain digital distribution versions.
Many players have encountered a specific issue where the game prompts that to continue past certain sections (like the Bee Queen).