Video_and_Image_Blockset is required

I was using detectBRISKFeatures and everything worked, then my Matlab Online reloaded on its own and now I get this (also, all detect functions don't work and yes I do have a students license):

Answer 1

[Cris LaPierre]

The current recommendation is to exit your session and then launch a new session. There is an intermitent issue, so until a fix is in place, you may need to do this multiple times before you get a good session.