E-Commerce Transaction Problematics In Online Sale And Purchase Contracts

In the digital era, all citizen activities are made easier by the development of digital technology. Through digital, people can carry out activities, whether related to social or business aspects. In business activities, a person can carry out e-commerce buying and selling transactions online, starting from negotiating to payment and delivery of goods. In many cases, payments have been made using e-wallet but the goods purchased are not received by the consumer, so it can be said that the trader is in default, but it is relatively difficult for the consumer to demand cancellation of the promise and demand a refund due to the fact that the trader's personal evidence is not clearly known, especially if It was discovered that the traders were actually located outside the Indonesian area. When doing business via e-commerce, you actually want to obtain legal certainty so that there is no loss to consumers. What are the legal problems of e-commerce transactions that occur in online sales and purchase contracts, so that legal certainty can be guaranteed? The research method was carried out normatively. The aim of this research is to find out and find problems that occur in transactions via E-Wallet which is often used in business activities both nationally and internationally.