Kindly note that MCX is facing technical disruptions due to which a few clients are experiencing order rejections. The issue was identified to be a connectivity disruption across brokers during MCX order placement. We're coordinating with the concerned team at the exchange to get the issue resolved at the earliest.
Update: The issue was resolved at 10:09 PM. Order placement on MCX is now functioning normally. The issue was observed between 9:52:05 PM and 10:09:17 PM.