Serious slippage and liquidate instantly

On July 14, 2022, a serious slippage occurred, and the position was directly liquidated in 1 second. I checked the other two brokers through the channel. At the same time, there was no such situation. I reported to the customer service, and the customer service determined that it was a personal problem. Thebroker gave them the trading chart at the same time, and asked them to provide a solution, but they couldn't read it, and finally blocked me