otherwise LyX cannot be compiled here
\begin_document
\begin_header
\save_transient_properties true
-\origin unavailable
+\origin /systemlyxdir/doc/fr/
\textclass scrbook
\begin_preamble
% DO NOT ALTER THIS PREAMBLE!!!
\begin_document
\begin_header
\save_transient_properties true
-\origin unavailable
+\origin /systemlyxdir/doc/fr/
\textclass scrartcl
\begin_preamble
% DO NOT ALTER THIS PREAMBLE!!!
\begin_document
\begin_header
\save_transient_properties true
-\origin unavailable
+\origin /systemlyxdir/doc/fr/
\textclass book
\use_default_options false
\maintain_unincluded_children false
\begin_document
\begin_header
\save_transient_properties true
-\origin unavailable
+\origin /systemlyxdir/doc/fr/
\textclass scrbook
\begin_preamble
% DO NOT ALTER THIS PREAMBLE!!!