diff --git a/src/components/projects/ProjectPledges.jsx b/src/components/projects/ProjectPledges.jsx
index 0bcf352..bb88a6f 100644
--- a/src/components/projects/ProjectPledges.jsx
+++ b/src/components/projects/ProjectPledges.jsx
@@ -169,11 +169,11 @@ const getSendFn = (pledgeType, filteredPledges) => {
 const getArgs = (pledgeType, filteredPledges) => {
   if (pledgeTypes[pledgeType] === PLEDGED) {
     const formattedPledges = filteredPledges.map(pledge => ({ amount: pledge.amount, id: pledge.idPledge }))
-    const encodedPledges = encodePledges(formattedPledges)
-    const withdrawArgs = [filteredPledges[0].id, filteredPledges[0].amount]
-    return filteredPledges.length > 1 ? [encodedPledges] : withdrawArgs
+    if (filteredPledges.length > 1) return [encodePledges(formattedPledges)]
+    const withdrawArgs = [formattedPledges[0].id, formattedPledges[0].amount]
+    return withdrawArgs
   }
-  const { idPayment } = filteredPledges[0].authorization.returnValues
+  const { idPayment } = filteredPledges.filter(p => !!p)[0].authorization.returnValues
   return [idPayment]
 }
 const SubmissionSection = ({ classes, openSnackBar, syncWithRemote, pledges, pledgeType }) => {