How to reopen a closed period AX2012

If you did not have run the Fiscal year close process then you can write the Job to update the status of period to open. We can update the fiscal Period Status via Job

static void LedgerPeriodStatusUpdate(Args _args)

{

    LedgerFiscalCalendarPeriod  period;

    ttsBegin;

    select forupdate period

    where period.FiscalCalendarPeriod==5637155104;// (RecID of the Period Status which you want to modify)

    if(period)

    {

        period.Status=FiscalPeriodStatus::Open;

        period.update();

        info("Done");

    }

    ttsCommit;

}