Apparently, this has been an ongoing issue since February .
This has just been raised greatly by hazemn, creator of “pls donate”.
The transactions page is very important, it lets you see how much money is on route to your account and how much you’ve spent.
According to this bug report, nothing is shown here.
Here are the steps to reproduce it.
I can understand how this can happen as there is a lot going through the system but really roblox could fix it up.