# Introduction This migration has been introduced in 0.54 we should determine how we wanna handle retro-compatibility with this, might not wanna merge this one latest main 🤔 but only a new 0.54 patch related to https://github.com/twentyhq/twenty/issues/12651#issuecomment-2988164122 ## Concerns If a workspace fails this migration that's not a good sign, the metadata schema should be completely empty since 0.54 `metadata` merge into `core` migration. Please review you existing entries in the schema and verify they exists in the dest `core` one