The table name in Utils.lua is util, I think that should be utils.
Edit: Found one more problem the function deleteFolderContents is recursive and the call should be then utils.deleteFolderContents(fullName) instead of deleteFolderContents(fullName).
The table name in Utils.lua is
util, I think that should beutils.Edit: Found one more problem the function
deleteFolderContentsis recursive and the call should be thenutils.deleteFolderContents(fullName)instead ofdeleteFolderContents(fullName).