[TYPO3] languages don't work

[Tapio Markula]

Jan Zýka kirjoitti:
> Make sure that you have the languages (Web->list click the very root of the
> tree), check IDs (title of icon in front of the language name)
> 
> Did you set the config.sys_language_uid correctly?
> 
> Default language version is shown when the translation is not available


navigation doesn't have L-variable at all - in practise navigation
doesn't work
the whole single tree system seems not to work properly.