Users are not able to list edit on columns they have write access to.
1. Impersonate ITIL user.
2. Open the ITIL homepage.
3. Go to "My groups work".
4. Double click on the short description of any record. Notice the user can edit the column.
5. Refresh the widget. Notice the user can not edit the short description.
6. Click on the "Short description" header. Notice the user can edit the short description again.
This problem is under review and targeted to be fixed in a future release. To receive notifications when more information becomes available, subscribe to this Known Error article by clicking the Subscribe button at the top right of this form.
Reloading the whole homepage, sometimes on subsequent reloads, can make the list column editable again.