I don't think it arises from my bad internet connection or due to prolonged waiting on the same page. Because I passed this exercise, did others and came back to this one and it still gives the same error message. It is in this way for 2 days.
So, can you help me to figure out what's happening? What should I do at this point?
https://github.com/alperyilmaz/dav-assignments/blob/729cad700c3cdf2c21488a5eb2eec1184ecf8081/week06/assignment-next-week-join-with-dplyr#L73 I cannot submit any answers for this exercise. I always get a message such that given below:
I don't think it arises from my bad internet connection or due to prolonged waiting on the same page. Because I passed this exercise, did others and came back to this one and it still gives the same error message. It is in this way for 2 days. So, can you help me to figure out what's happening? What should I do at this point?