When upgrading the module whose data migration version is at "1", it doesn't run the necessary migrations for converting the meta tag part fixed fields to content fields. This results in the front-end causing an exception because the content field isn't present as expected.
When upgrading the module whose data migration version is at "1", it doesn't run the necessary migrations for converting the meta tag part fixed fields to content fields. This results in the front-end causing an exception because the content field isn't present as expected.