Press Play in studio and enter this code into your Command Bar:
game:GetService("MarketplaceService"):PromptBundlePurchase(game.Players.LocalPlayer, 319570)
It will prompt you to purchase this bundle, as it should: Egg - Roblox
Now enter this into the Command Bar:
game:GetService("MarketplaceService"):PromptBundlePurchase(game.Players.LocalPlayer, 378460)
It will try to purchase this bundle, however it will fail: Giga Noob 2007 - Roblox
Keep in mind that the SaleLocationType includes experiences on this bundle:
Expected behavior
Roblox should allow the user to purchase a character bundle in-experience regardless of whether or not the bundle is a limited type.