No i did not change anything.
Just a update of joomla but after the problem occurred.
Strange thing is that when i set search friendly url enabled the translation of the articles fails as well.
Version
Library Version: 1.3.1
Joomla Version 3.4.4 is unkown.
Plugin
JDiction Plugin is enabled
Languagefilter is enabled
Multiple Plugins have the same loading position (0)
Database
jDiction Database Driver is selected
Language
Translations are not equal to frontend translations.
Module
Module is enabled
Common mistakes
It seems that there are no common mistakes.