can't start tax return, it won't go past he "oops we an't find that page"
Try this and it should allow you past the page:
Close completely out of the browser then go back in.
Also, clear the cache/cookies in your browser as well. See below links for assistance on how to do this:
https://ttlc.intuit.com/questions/1900966 https://ttlc.intuit.com/questions/1901488
You may want to try another browser as well.