Re: [gentoo-user] Nepomuk can't find database backend

[Jim Cunning]

On Thursday 15 April 2010 14:01:02 Jim Cunning wrote:
> I have KDE 4.4.2 installed on an AMD64 system.  On login, I get the popup
> "Nepomuk was not able to find the configured database backend 'sesame2'.
> Existing data can thus not be"
>
> I have installed:
> jlc64 ~ # eix -I nepomuk
> [D] kde-base/nepomuk
>      Available versions:  (4.2) ~4.2.4
>         {debug kdeprefix}
>      Installed versions:  4.4.2(4.4)(12:08:59 AM 04/13/2010)(handbook -aqua
> - debug -kdeenablefinal -kdeprefix)
> [D] dev-libs/soprano
>      Available versions:  ~2.0.2!t ~2.1.1 ~2.2 ~2.2.1 ~2.2.1-r1 ~2.2.2
> {clucene dbus debug doc elibc_FreeBSD java raptor redland sesame2}
>      Installed versions:  2.4.1(09:20:36 PM 04/12/2010)(dbus raptor redland
> virtuoso -clucene -debug -doc -elibc_FreeBSD -java)
>
> The config file .kde4/share/config/nepomukserverrc contains the line:
>
> Used Soprano Backend=sesame2
>
> There doesn't appear to be a sesame2 backend plugin installed for soprano,
> only redland and virtuoso, but changing the "sesame2" in the config file to
> "virtuoso" only changes the name of the backend in the failure message, not
> the failure.
>
> A search of the list archive shows several posts regarding this sort of
> error message, but apparently relating to nepomuk 4.4 on a KDE 4.3 system.
> My situation seems different and the solutions suggested don't apply.
>
> Any advice would be appreciated.

Apparently, no one has any advice, so I'll ask a different question:

Where does one find documentation on the database backends supported by 
Nepomuk, and how to configure it/them?

Thanks,
-- 
Jim