Problemi dipendenze durante aggiornamento

Ciao a tutti

da ieri il sistema mi propone degli aggiornamenti solo che poi non riesce a farli perche manca una libreria (credo):

yum update
Setting up Update Process
Resolving Dependencies
--> Running transaction check
---> Package libdca.i386 0:0.0.5-1.fc7 set to be updated
---> Package kdenetwork.i386 7:3.5.8-9.fc7 set to be updated
---> Package tetex-latex.i386 0:3.0-40.3.fc7 set to be updated
---> Package tetex-dvips.i386 0:3.0-40.3.fc7 set to be updated
---> Package mac.i386 0:3.99-2.u4b5.fc7 set to be updated
---> Package openldap.i386 0:2.3.34-4.fc7 set to be updated
---> Package tetex-fonts.i386 0:3.0-40.3.fc7 set to be updated
---> Package net-snmp-libs.i386 1:5.4-16.fc7 set to be updated
---> Package xmms-mp3.i386 1:1.2.10-16.fc7 set to be updated
---> Package gstreamer-plugins-ugly.i386 0:0.10.6-1.fc7 set to be updated
--> Processing Dependency: libamrnb.so.0 for package: gstreamer-plugins-ugly
--> Processing Dependency: libdts.so.0 for package: ffmpeg-libs
--> Processing Dependency: libdts.so.0 for package: xine-lib-extras-nonfree
--> Processing Dependency: libdts.so.0 for package: mplayer
--> Processing Dependency: libdts.so.0 for package: mplayer-gui
---> Package cups.i386 1:1.2.12-8.fc7 set to be updated
---> Package cups-libs.i386 1:1.2.12-8.fc7 set to be updated
---> Package tetex.i386 0:3.0-40.3.fc7 set to be updated
---> Package x264.i386 0:0.0.0-0.3.20070529.fc7 set to be updated
--> Processing Dependency: libx264.so.54 for package: ffmpeg-libs
---> Package kpowersave.i386 0:0.7.3-1.fc7 set to be updated
--> Running transaction check
--> Processing Dependency: libdts.so.0 for package: ffmpeg-libs
--> Processing Dependency: libdts.so.0 for package: xine-lib-extras-nonfree
--> Processing Dependency: libdts.so.0 for package: mplayer
--> Processing Dependency: libdts.so.0 for package: mplayer-gui
--> Processing Dependency: libx264.so.54 for package: ffmpeg-libs
---> Package amrnb.i386 0:0.0.1-2.fc7 set to be updated
--> Finished Dependency Resolution
Error: Missing Dependency: libdts.so.0 is needed by package ffmpeg-libs
Error: Missing Dependency: libx264.so.54 is needed by package ffmpeg-libs
Error: Missing Dependency: libdts.so.0 is needed by package mplayer
Error: Missing Dependency: libdts.so.0 is needed by package mplayer-gui
Error: Missing Dependency: libdts.so.0 is needed by package xine-lib-extras-nonfree


Inoltre ieri ho aggiornato il pacchetto di un codec video (credo xvidcore) e oggi non si vedono piu i divx

aiuto!

S.