Core Points - The incident involving Damai.net's ticket sales for Lu Han's concert has sparked significant consumer dissatisfaction due to a scheduling error that led to the cancellation of ticket purchases [1] - Consumers who successfully purchased tickets received confirmation but later had their orders revoked, leading to claims of breach of contract against Damai.net [1] - The legal interpretation suggests that once a consumer successfully places an order and makes payment, a contract is established, and unilateral cancellation by the seller constitutes a breach [2] Group 1 - Damai.net's error in ticket sales for Lu Han's concert resulted in a public apology and a refund policy that included a 3% discount coupon for affected consumers [1] - Many consumers expressed their grievances on complaint platforms, highlighting the financial implications of the cancellation, including non-refundable travel expenses [1] - Legal expert Chen Yinjian clarified that if the error was unintentional, it may not qualify as fraud, which is necessary for consumers to claim triple compensation [2] Group 2 - According to the E-commerce Law, once a consumer submits an order and payment is made, the contract is binding, and the seller cannot unilaterally cancel it [2] - If the seller cannot fulfill the contract, they are obligated to refund and compensate for any losses incurred by the consumer, such as travel arrangements [2] - The conditions for claiming triple compensation require evidence of intentional fraud, which may not apply in this case as the error was attributed to staff mismanagement [2]