Magento

I attempted to upgrade Magento via admin from 0.8.16100 to the last version and i got a few errors:

1.  No File Input Specified
2. The index.php was renamed to index.php.sampler
3. Bye Bye admin

Right now the system is unusable so I had to delete the whole installation and database.

Regards

Same ...

Test 1, I upgrade one website (installation 0.8.16100) with prefix table in my data base and template design specific
=> I have the same problem as George

Test 2, I upgrade an other website (installation 0.8.16100) with template design specific
=> I can’t install , error mkdir ??

Test 3, I test an initiale installation with a new rep and DB
Install OK, but to the front and the back :
=> exception ‘Mage_Core_Exception’ with message ‘Invalid store requested: ...

These 3 website host in my localhost, wamp5.