fix the issue

frontend/views/containers/payments/PaymentsMixin.js

@@ -15,6 +15,7 @@ const PaymentsMixin: Object = {
       'dueDateForPeriod',
       'groupPeriodPayments',
       'groupSettings',
+      'groupCreatedDate',
       'groupSortedPeriodKeys',
       'ourIdentityContractId',
       'ourPayments',
@@ -37,11 +38,15 @@ const PaymentsMixin: Object = {
     async getAllSortedPeriodKeys () {
       const currentDate = new Date()
       const distributionDate = new Date(this.groupSettings.distributionDate)
+      const groupCreatedDate = new Date(this.groupCreatedDate)
       const historicalPeriodPayments = Object.keys(await this.getHistoricalPeriodPayments()).sort()
       const periods = [
         ...historicalPeriodPayments,
         ...this.groupSortedPeriodKeys
-      ].filter(period => new Date(period) <= currentDate) // show only started periods
+      ].filter(period => {
+        const dPeriod = new Date(period)
+        return dPeriod > new Date(groupCreatedDate) && dPeriod <= currentDate // show only started periods & filter out the 'waiting' period
+      })
       // remove the waiting period from the list. it's useful for the contract but not in the UI
       if (periods.length === 1 && new Date(periods[0]) < distributionDate) {
         return []