@ -204,7 +204,7 @@ func (s *StateDB) AddRefund(gas uint64) {
func (s *StateDB) SubRefund(gas uint64) {
s.journal.append(refundChange{prev: s.refund})
if gas > s.refund {
panic("Refund counter below zero")
panic(fmt.Sprintf("Refund counter below zero (gas: %d > refund: %d)", gas, s.refund))
}
s.refund -= gas