[TYPO3] Can't access Administration neither Install Tool

[Franz Holzinger]

Hello

> When I try to enter to Administration tools it tells me my Username and
> Password are incorrect, so I try to access to the Install Tool to create a
> new admin user but... it doesn't work. I write my password, the Install Tool
> admits it, but nothing happens.
> 
try to use another name than 'admin' for the admin user, because if
there has already been an admin account then the Install Tool does nothing.


Greets,

Franz