local MarketplaceService = game:GetService("MarketplaceService") local ds = game:GetService("DataStoreService"):GetDataStore("PurchaseHistory") local productId = 29974967 MarketplaceService.ProcessReceipt = function(receiptInfo) for i, player in ipairs(game.Players:GetChildren()) do if player.userId == receiptInfo.PlayerId then if receiptInfo.ProductId == productId then player.Gems.Value = player.Gems.Value + 5 end end end local playerProductKey = "player_" .. receiptInfo.PlayerId .. "_purchase_" .. receiptInfo.ProductId ds:IncrementAsync(playerProductKey, 1) return Enum.ProductPurchaseDecision.PurchaseGranted end
I do not use a leaderstats model (I put the variables in the player directly) and no errors in output, it keeps giving me an error when I try to purchase the dev. Product.