3 ISSUES I ENCOUNTERED WITH THIS APP 1. EVERYTIME I CLICK MY PROFESSORS NEW ASSIGNMENTS, IT KEEP SAYING "SOMETHING WENT WRONG" 2. I COULDN'T SEE THE ATTACHED FILE OF MY TEACHER 3. I ALSO COULDN'T UPLOAD MY FILE. 4. I WASN'T ABLE TO VIEW THE FILE, IT KEEP SAYING "UNABLE TO PREVIEW" PLEASE HELP ME.