Shinobaroness Shade Peacock cannot search spells and traps that Spirit monsters other than Himorogi where the Stars Align.
Bug reproduction steps
Ritual Summon Shinobaroness Peacock and activate her effect. The only card she will search is Himorgoi, and cards like Shinobird Power Spot, Shinobird Salvation, and even Shinobird Salvation will not appear.
your replay code
Screenshot OR error code
Shinobaroness Shade Peacock should be able to search any spell or trap that lists Spirit Monster.
What OS are you using
Try this again in about 25 minutes