Can't submit the graded assignment of week2 of MLS Course 2

[rmwkwok]

@Min_Khant Thank you for your report. This problem seems affecting many learners and we have notified the course team about it.

Assignment grader issue

Many learners reported their submitted assignments are not graded and this problem occurred in all MLS courses (and other specializations). We have notified the course team about this and we will make annoucement here as soon as we have any update. @Jinsol_Kwon @jan.engmann @Min_Khant @aaykaay @Xavis @Kohlman_Kramer @Kun_Li @saifkhanengr @chk70821 Thank you for your reports.