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On 17 April, an error occurred in the core of the Derivatives Market"s trading system during the evening session at 9:29 pm MSK, resulting in the suspension of trading. The error occurred while processing a service transaction updating cash limits. To resume trading, exchange staff rebooted and conducted pre-launch testing of the trading system"s core. The system was open for order cancellation from 10:30 pm MSK, trading was resumed at 11:00 pm MSK, and proceeded to the close normally.
As a precaution measure, Exchange operators enabled additional logging of certain operations in the system.
We apologise for any inconvenience.
