Violation of section 220(1) of co's act, 1956

An assessee being Private Limited Co. has violated the provisions of Section 220(1) of the co's act, 1956. The co. has filed the balancesheet & Pl A/c for the financial year 2012-13 within time limit as prescribed i.e 30 days. But the balancesheet & Pl A/c for the financial year 2012-13 were filed without attaching schedules , it was unintentional mistake. Now the ROC has issued a show cause notice.

Please provide what can be done ??