You can report any issues encountered during an e-exam by emailing ra-examissues@exmail.nottingham.ac.uk.
For reporting technical issues, please use the form link on the section entitled "What to do if you have an issue with an e-exam"
See more information here:
E-Exams late submission - FAQ, Student Enquiry Centre
Assessments & Exams - E-Exams - UoN webpage