Most students have reported problems with audio error messages and not being able to submit the exam when using a Mac and Safari. Switching to the Google Chrome browser fixed their problem.
Most Students who have submitted their final exam with audio error messages found that their audio answers were actually submitted with their exam and graded even though the audio error message had been displayed.
Make sure your browser meets these minimum requirements.
Next, you can verify your browser is set up correctly for full screen monitoring by going to https://www.integrityadvocate.com/support/getting-started.
If you have checked all the above and the issue still persists, before closing or shutting anything down, please contact the proctoring support hotline at +1 (888) 395-1025 and they should be able to monitor the issue on their end.