Изменить текст ошибки: LockFundsOnAccount len(txnArgs.FromUser.UserID) == 0
func (txnMngr *transactionManagerImpl) LockFundsOnAccount(txnArgs *TxnFundsLockInput, adapter *managerAux) error { // ASSUMPTION: All user ids are present, otherwise chaincode invocation will results with error if len(txnArgs.FromUser.UserID) == 0 { errMsg := fmt.Sprintf("missing from user id, operation id %s", txnArgs.OperationID) logger.Error(errMsg) return errors.New(errMsg) }