[Owncloud] upgrade from 4.5 to 5.0 lost all files

[Tobias Brunner]

Hi,

> Following that I have checked my client pc and found that I still had
> files on my local pc in the ownCloud/Shared folder. I've fired up the
> ownCloud client application with the hope that it would reupload
> everything back to the server. However, instead of doing that it has
> completely removed files from my pc. I have not only lost the files
> from the two folders, but pretty much from all the folders apart from
> one folder which had the old data which hasn't been touched for over a
> year. As of now all my data is lost!!!! I do not see them on the
> server and they are also now missing from my local pc.

I've had exactly the same issue. Because of this issue - data loss - 
I've completely lost my trust in ownCloud for syncing my files. This 
should really not happen... And there are also troubles with the file 
cache, folders and files are sometime not displayed. Too bad =(

Tobias