universal storage keys

So this isn't a particular version; I'm using a RunUO Fork that's converted to .net 5 SDK for use with windows 10. The code is basically the same, though. So I'm running into this issue: For this snippet of code from the Universal Storage Keys: I thought I followed the directions to the...

Some of the main storage types include: Resource Storage: Items like resources, where the amount is pooled into the keys. Tool Storage: Items like tools where the uses remaining or charges are pooled into the keys. Custom Storage: Make custom keys to store other custom items that you may have...