repository.kodinerds uses old schema definition for the repository extension point!

Hallo Forum,
was bedeutet folgende Fehlermeldung aus dem kodi.log [/definition]?

info <general>: CAddonMgr::FindAddon: repository.kodinerds v7.0.1.3 installed
error <general>: Repository add-on repository.kodinerds uses old schema definition for the repository extension point! This is no longer supported, please update your addon to use <dir> definitions.
error <general>: Repository add-on repository.kodinerds does not have any directory and won't be able to update/serve addons! Please fix the addon.xml definition