The article describes an issue with saving content in the CMS after having upgraded the Episerver.Marketing.Testing package. The error that the user sees in the browser console is:
TypeError: Cannot read property 'contentData' of null at Object.
To resolve the issue please follow these steps.
- Remove Episerver.Marketing.Testing . Make sure the modules\_protected\EPiServer.Marketing.Testing is not orphaned.
- Confirm the solution works fine.
- Reintroduce Episerver.Marketing.Testing.
- Clear Local Storage, Session Storage and my site cookie.