Windows 10 Creator's update x64 here, and I logged in just fine. Vista has, if I am not mistaken, has been deprecated and off official support for some time now. The client is a largeaddressaware program that identifies itself to Windows 10 as a Windows 7 program. Other than being on a 32 bit OS, I'm not sure why it is crashing.
"No sadder words of tongue or pen are the words: 'Might have been'." -- John Greenleaf Whittier
"Do or do not. There is no try." -- Yoda
On planet Earth, there is a try.
Indeed, in a world and life full of change, the only constant is human nature (A is A, after all :P).
We old vets need to keep in mind those who come after us.