涉购票小程序，故宫致歉！异常时段购票观众，请注意接听电话

Group 1 - The core issue was a pricing error in the Palace Museum's ticketing system, where full-price tickets were displayed at 0.02 yuan, leading to many tourists purchasing tickets at this incorrect price [1][4] - The Palace Museum issued an apology and explained that the error occurred during an upgrade of the ticketing mini-program, which affected ticket types and prices from July 22 to July 28 [1][4] - The museum has committed to contacting affected customers to rectify the orders and ensure their visiting rights are protected, expressing gratitude for the public's understanding [1][4] Group 2 - Many tourists reported successfully purchasing tickets at the erroneous price, but later found their orders were canceled, with refunds not yet processed [4] - The museum's customer service acknowledged the system malfunction and stated that they were investigating the issue [4]