Lua Script Error: [Action Interface]
data/actions/scripts/upgrade.lua:onUse
data/actions/scripts/upgrade.lua:10: attempt to index global 'UpgradeHandler' (a nil value)
stack traceback:
[C]: in function '__index'
data/actions/scripts/upgrade.lua:10: in function <data/actions/scripts/upgrade.lua:1>
TFS 1.2 ;/