Próbáld ki, mi történik, ha kiteszed a zárójeleket? find -L /mnt/nas/backup/Pictures/ \ \( -iname '*.3gp' -o -iname '*.amr' -o -iname '*.m4a' -o -iname '*.mov' -o -iname '*.avi' -o -iname '*.mp4' \) \ -type f -newermt 2013-11-15