Debt-ridden Reliance Communications (RCom) on Friday posted a loss of ₹30,142 crore for the July-September quarter due to provisioning for liabilities after the Supreme Court ruling on statutory dues. It is the second-biggest quarterly loss in India's corporate history. RCom, which is undergoing insolvency process, had posted a profit of ₹1,141 crore in the same period last year.