Pluggin_pitchchanger not found

[jebissey]

When I try to open a mp3 file with its lrc file I have this error:
DEBUG ActionHandler: next Karaoke requested
DEBUG KaraokeWidget::stop
DEBUG KaraokeWidget::stopped
DEBUG Queue: Adding file 0 /home/jeb/Téléchargements/elysees_bo.mp3 by into queue id 11: ready
DEBUG KaraokeWidget::playCurrent /home/jeb/Téléchargements/elysees_bo.mp3
DEBUG KaraokeSong: found music file /home/jeb/Téléchargements/elysees_bo.mp3 and lyric file elysees_bo.lrc
DEBUG KaraokeSong: music file is being loaded
DEBUG PluginManager: attempting to load plugin plugin_pitchchanger from /usr/lib64/spivak/plugins/plugin_pitchchanger.so
ERROR PluginManager: failed to load plugin plugin_pitchchanger from /usr/lib64/spivak/plugins/plugin_pitchchanger.so: The shared library was not found.
DEBUG GstMediaPlayer: pipeline state changed from NULL to READY, pending PAUSED
Erreur de segmentation (core dumped)