I have used my sandisk 8gb cruzer for 3 months, now all of a sudden my computer

[Gnosis13]

My computer is not recognizing my sandisk 8gb cruzer. I have been using it for 3 months or so to save homework on.

 

[ksiemb]

My computer is not recognizing my sandisk 8gb cruzer. I have been using it for 3 months or so to save homework on.

Any error code reported in Device Manager ?

Does device show in disk management with valid file system
and healthy Status ?