Gregor Sondermeier

we're currently on v4.4.7 but need to upgrade soon to at least v4.5.6 because of the security issue. we have multiple custom fields in the project. this bug report is...

> As you can see, there is a PR in review at the moment to resolve this issue. Cool, thx

Or is this a [codemods](https://github.com/strapi/codemods) issue?

If I understand issue strapi/codemods#44 correctly, then it doesn't seem to be related to the previously missing component migrations fixed by @derrickmehaffy's PR strapi/codemods#46. Because the issue I have reported...

For me personally I switched the `mappedBy`/`inversedBy` properties of the many-to-many relation (luckily in our project we only had one) and then did the v3 -> v4 migration process again,...

Ok, apparently this is not reduced to many-to-many relations, but also to other kinds of relations. In our project we have a collectionType _TeachingUnit_, which looks roughly like this: **v3**...

@Andrii23LV Sorry I can't remember, too long ago