[TYPO3] Can not acsess backend

[hartmut]

> I deleted the cache files, and I have not installed any new extensions 
> for two months so I did not remove any of them. Nothing happend.
> 
> Yesterday I suddenly coukd log in again, but today I am only getting a 
> blank screen again.
> 
> redvald

So if you didn't do anything, someone else must have, normally your 
webhoster.
Maybe you should contact them.

greets
hartmut