Last assignment of this week 3 is not opening

Course Q&A Machine Learning Specialization Supervised ML: Regression and Classification
1

when ever I try to open my assignment so I got this error
" Your lab session has timed out"

If you’d like to continue working, reopen the lab."
but when i click on reopen then again same error… how fix this issue

2

Check out the MLS FAQ Question B 2 and see if it helps?