prevent negative currency panic
prevent negative currency panic

ChrisSchinnerl/Sia,mnsl/Sia,ericflo/Sia,kustomzone/Sia,rivine/rivine,NebulousLabs/Sia,ChrisSchinnerl/Sia,mtlynch/Sia,ericflo/Sia,MrStrong/Sia,mnsl/Sia,mharkus/Sia,NebulousLabs/Sia,MrStrong/Sia,johnathanhowell/Sia,Mingling94/Sia,mharkus/Sia,mtlynch/Sia,rivine/rivine