ASSINGMENT 3 Failure

My all tests passed however the last one from Student Grade giving me error. I dont know if porblem related to my code or am I missing. something

Spec: GRADING TEST: Responds to TA message & commands was failed
Failure: TypeError: Cannot read property ‘completed’ of undefined
TypeError: Cannot read property ‘completed’ of undefined
at UserContext. (/home/runner/assignment-3-mars-rover-bilalyldz/spec/studentgrade.spec.js:37:32)
at
at processImmediate (internal/timers.js:461:21)

Can you make sure that the variables in your code are matching with student grade.
I also got the same error because I defined the rover status as ‘roverstatus’ but in student grade it is ‘roverStatus’. once I changed to ‘roverStatus’ all my tests got passed