Turnitin has now informed us that the incident that prevented users from accessing Turnitin Assignment Inbox and Feedback Studio has been resolved.
Starting at 11:42 AM today, an unexpected service incident occurred in Turnitin, particularly impacting users of the Feedback Studio and the integration. As a result, some users may have experienced difficulties logging in and accessing submitted papers. The impact of this issue affected all of our Turnitin users.
If you have any concerns or questions regarding this issue, please contact us by emailing firstname.lastname@example.org.