diff --git a/app/adminapi/lists/project/ProjectPlanLists.php b/app/adminapi/lists/project/ProjectPlanLists.php
index 506e86914..348a97661 100644
--- a/app/adminapi/lists/project/ProjectPlanLists.php
+++ b/app/adminapi/lists/project/ProjectPlanLists.php
@@ -65,7 +65,7 @@ class ProjectPlanLists extends BaseAdminDataLists implements ListsSearchInterfac
 		        $admin = Admin::field('name')->where('id',$item['project_manage'])->findOrEmpty();
 		        $item['project_name'] = $project['name'];
 		        $item['project_code'] = $project['project_code'];
-		        $item['project_manager_name'] = $admin['name'];
+		        $item['project_manager_name'] = !$admin->isEmpty() ? $admin['name'] : '';
 				return $item;
 	        })
             ->toArray();
diff --git a/app/adminapi/logic/project/ProjectPlanLogic.php b/app/adminapi/logic/project/ProjectPlanLogic.php
index e755fe73e..084f344c1 100644
--- a/app/adminapi/logic/project/ProjectPlanLogic.php
+++ b/app/adminapi/logic/project/ProjectPlanLogic.php
@@ -121,7 +121,7 @@ class ProjectPlanLogic extends BaseLogic
 	    $admin = Admin::field('name')->where('id',$data['project_manage'])->findOrEmpty();
 	    $data['project_name'] = $project['name'];
 	    $data['project_code'] = $project['project_code'];
-	    $data['project_manager_name'] = $admin['name'];
+	    $data['project_manager_name'] = !$admin->isEmpty() ? $admin['name'] : '';
         return $data;
     }
 }
\ No newline at end of file