diff --git a/app/adminapi/logic/finance/FinanceRefundApplyLogic.php b/app/adminapi/logic/finance/FinanceRefundApplyLogic.php
index 264d152c4..4ef1bbb79 100644
--- a/app/adminapi/logic/finance/FinanceRefundApplyLogic.php
+++ b/app/adminapi/logic/finance/FinanceRefundApplyLogic.php
@@ -128,9 +128,16 @@ class FinanceRefundApplyLogic extends BaseLogic
         $financeRefundApply = FinanceRefundApply::findOrEmpty($params['id']);
         $financeRefundApply->contract;
         $financeRefundApply->custom;
-        $financeRefundApply->document =  $financeRefundApply->contract->document;
-        $financeRefundApply->project = $financeRefundApply->document->project;
-        unset($financeRefundApply->contract->document, $financeRefundApply->document->project);
+        $financeRefundApply->document = null;
+        $financeRefundApply->project = null;
+        if (!empty($financeRefundApply->contract->document)) {
+            $financeRefundApply->document =  $financeRefundApply->contract->document;
+            unset($financeRefundApply->contract->document);
+        }
+        if (!empty($financeRefundApply->document->project)) {
+            $financeRefundApply->project = $financeRefundApply->document->project;
+            unset($financeRefundApply->document->project);
+        }
         $financeRefundApply->annex = json_decode($financeRefundApply->annex, true);
         return $financeRefundApply->toArray();
     }