your %files section in spec file, all listed files must begin with /
RPM build errors: Installed (but unpackaged) file(s) found: /usr/share/ambience/myfirstpackage/images/myfirstpackage.jpg /usr/share/ambience/myfirstpackage/myfirstpackage.ambience /usr/share/ambience/myfirstpackage/sounds.index /usr/share/ambience/myfirstpackage/sounds/myfirstpackage_Calendar.mp3 /usr/share/ambience/myfirstpackage/sounds/myfirstpackage_Clock.mp3 /usr/share/ambience/myfirstpackage/sounds/myfirstpackage_Email.mp3 /usr/share/ambience/myfirstpackage/sounds/myfirstpackage_IM.mp3 /usr/share/ambience/myfirstpackage/sounds/myfirstpackage_Ringtone.mp3 /usr/share/ambience/myfirstpackage/sounds/myfirstpackage_SMS.mp3