I have installed lxde and It seems to work fine but the menu is empty, although the items are in /usr/share/applications
I'm using the standar repos+packman


Code:
fperal@tutatis:~> ls /usr/share/applications
abiword.desktop                      openscad.desktop
assistant5.desktop                   opera-browser.desktop
atril.desktop                        org.gnome.Cheese.desktop
audio-assistant.desktop              org.kde.accountwizard.desktop
base.desktop                         org.kde.AddPrinter.desktop
bluetooth-sendto.desktop             org.kde.akregator.desktop
calc.desktop                         org.kde.ark.desktop
calibrate_lens_gui.desktop           org.kde.bluedevilsendfile.desktop
chromium-browser.desktop             org.kde.bluedevilwizard.desktop
clamz.desktop                        org.kde.choqok.desktop
claws-mail.desktop                   org.kde.ConfigurePrinter.desktop
cups.desktop                         org.kde.digikam.desktop
designer5.desktop                    org.kde.dolphin.desktop
draw.desktop                         org.kde.dolphinsu.desktop
exo-file-manager.desktop             org.kde.dragonplayer.desktop
exo-mail-reader.desktop              org.kde.gwenview.desktop
exo-preferred-applications.desktop   org.kde.Help.desktop
exo-terminal-emulator.desktop        org.kde.importwizard.desktop
exo-web-browser.desktop              org.kde.k3b.desktop
filezilla.desktop                    org.kde.kaddressbook.desktop
firefox.desktop                      org.kde.kate.desktop
galculator.desktop                   org.kde.kcalc.desktop
gcolor2.desktop                      org.kde.kcharselect.desktop
gcr-prompter.desktop                 org.kde.kcolorchooser.desktop
gcr-viewer.desktop                   org.kde.kcolorschemeeditor.desktop
geany.desktop                        org.kde.kdeconnect.kcm.desktop
gimp.desktop                         org.kde.kdeconnect.nonplasma.desktop
git-gui.desktop                      org.kde.keditbookmarks.desktop
gkbd-keyboard-display.desktop        org.kde.kfind.desktop
gmixer.desktop                       org.kde.kfontview.desktop
gnome-mimeapps.list                  org.kde.kgpg.desktop
gnumeric.desktop                     org.kde.kinfocenter.desktop
gpicview.desktop                     org.kde.kleopatra.desktop
gpk-prefs.desktop                    org.kde.klipper.desktop
gpk-update-viewer.desktop            org.kde.kmahjongg.desktop
gtk3-icon-browser.desktop            org.kde.kmail.desktop
hexchat.desktop                      org.kde.kmenuedit.desktop
Home.desktop                         org.kde.kmines.desktop
hplip.desktop                        org.kde.knetattach.desktop
hugin.desktop                        org.kde.knotes.desktop
ibus-setup.desktop                   org.kde.kompare.desktop
icewm.desktop                        org.kde.konsole.desktop
impress.desktop                      org.kde.kontact.desktop
itweb-settings.desktop               org.kde.konversation.desktop
javaws.desktop                       org.kde.korganizer.desktop
kaddressbook-importer.desktop        org.kde.kpat.desktop
kde4                                 org.kde.krdc.desktop
kde5-nm-connection-editor.desktop    org.kde.krfb.desktop
kdesystemsettings.desktop            org.kde.kruler.desktop
kfmclient.desktop                    org.kde.ksysguard.desktop
kfmclient_dir.desktop                org.kde.ktorrent.desktop
kfmclient_html.desktop               org.kde.kwalletmanager5.desktop
kfmclient_war.desktop                org.kde.kwrite.desktop
kipiplugins.desktop                  org.kde.marble.desktop
kleopatra_import.desktop             org.kde.mboximporter.desktop
kmail_view.desktop                   org.kde.okular.desktop
kmix.desktop                         org.kde.pimsettingexporter.desktop
konqbrowser.desktop                  org.kde.PrintQueue.desktop
konsolekalendar.desktop              org.kde.showfoto.desktop
konsolesu.desktop                    org.kde.sieveeditor.desktop
korganizer-import.desktop            org.kde.skanlite.desktop
ktelnetservice5.desktop              org.kde.spectacle.desktop
kwalletmanager5-kwalletd.desktop     parcellite.desktop
leafpad.desktop                      pcmanfm.desktop
linguist5.desktop                    pcmanfm-desktop-pref.desktop
linphone.desktop                     pidgin.desktop
linux32.desktop                      plasma-windowed.desktop
lxappearance.desktop                 policyeditor.desktop
lxcc.desktop                         policytool.desktop
lxde-logout.desktop                  PTBatcherGUI.desktop
lxde-screenlock.desktop              pto_gen.desktop
lxinput.desktop                      qdbusviewer5.desktop
lxmusic.desktop                      qt4config.desktop
lxrandr.desktop                      S.A.C.T..desktop
lxsession-default-apps.desktop       screensavers
lxsession-edit.desktop               seahorse.desktop
lxshortcut.desktop                   simple-scan.desktop
lxtask.desktop                       startcenter.desktop
lxterminal.desktop                   system-config-printer.desktop
marble_geo.desktop                   systemsettings.desktop
marble_geojson.desktop               tcptrack.desktop
marble_gpx.desktop                   thunderbird.desktop
marble_kml.desktop                   tomahawk.desktop
marble_kmz.desktop                   uget-gtk.desktop
marble_worldwind.desktop             unison.desktop
math.desktop                         viewnior.desktop
mc.desktop                           vmware-netcfg.desktop
mimeinfo.cache                       vmware-player.desktop
mtpaint.desktop                      vmware-workstation.desktop
nm-applet.desktop                    wireshark-gtk.desktop
nm-connection-editor.desktop         writer.desktop
notification-daemon.desktop          xcalc.desktop
obconf.desktop                       xclipboard.desktop
okularApplication_chm.desktop        xfce4-about.desktop
okularApplication_comicbook.desktop  xfce4-power-manager-settings.desktop
okularApplication_djvu.desktop       xfce4-screenshooter.desktop
okularApplication_dvi.desktop        xkill.desktop
okularApplication_epub.desktop       xload.desktop
okularApplication_fax.desktop        xmag.desktop
okularApplication_fb.desktop         xrefresh.desktop
okularApplication_ghostview.desktop  xsane.desktop
okularApplication_kimgio.desktop     xscreensaver-properties.desktop
okularApplication_mobi.desktop       xsltfilter.desktop
okularApplication_ooo.desktop        xterm.desktop
okularApplication_pdf.desktop        YaST2
okularApplication_plucker.desktop    yast2-metapackage-handler.desktop
okularApplication_tiff.desktop       yast2-metapackage-handler-ymu.desktop
okularApplication_txt.desktop        yast2-packager.desktop
okularApplication_xps.desktop        YaST.desktop
openbox.desktop                      yelp.desktop
What can I do to restore the menus?

regards