I finally found a solution. I created a link from .miktex to a texmf directory. Then texhash. After this (and a reconfigure) Lyx recognizes the packages.
Rintcius -- View this message in context: http://n2.nabble.com/How-to-make-Lyx-recognize-packages-installed-by-Miktex-%28on-ubuntu%29--tp2213139p2214748.html Sent from the LyX - Users mailing list archive at Nabble.com.
