FTR_ALERT: Payment is still open,payment has not been executed

Dear experts,

When executing ftr_alert i got this alert,

Payment is still open (due date 29.05.2015), payment has not been executed: IRS for Hedging / 300 - Payer :Payments

The flow was posted (tbb1) on the 12.05 with posting and document date on the 29.05,

How can i proceed with the payment?

thanks for you help