Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
G
Finally i reinstall the OS yesterday evening with the 16.04 . It works well :). Thanks for your advice
@gabriel I think is a good idea to save the whole content of /home to get everything, it gives you peace of mind.
Anyway the content you're asking for is in .local/share/evolution/
