diff --git a/app/Http/Controllers/Admin/ProjectController.php b/app/Http/Controllers/Admin/ProjectController.php
index 15dddc3..99a3040 100755
--- a/app/Http/Controllers/Admin/ProjectController.php
+++ b/app/Http/Controllers/Admin/ProjectController.php
@@ -69,7 +69,7 @@ class ProjectController extends CommonController
             }]);
         }])->find($id);
 
-        $data = (new Bed())->where("project_id", $id)->orderBy("id","desc")->with(["project", "building", "area", "room"])->paginate(10);
+        $data = (new Bed())->where("project_id", $id)->orderBy("id", "desc")->with(["project", "building", "area", "room"])->paginate(10);
 
         return view($this->bladePath . ".beds", compact("project", "data"));
     }
@@ -122,7 +122,7 @@ class ProjectController extends CommonController
                 return $this->error("不正确的类型");
         }
 
-        return $this->success("添加成功！",'',$res);
+        return $this->success("添加成功！", '', $res);
     }
 
     public function editDepartment(Request $request)
@@ -178,8 +178,12 @@ class ProjectController extends CommonController
         }
     }
 
-    function exportBeds(Request $request) {
-        $beds = Bed::with(["area","building","room"])
+    function exportBeds(Request $request)
+    {
+        $beds = Bed::with(["area", "building", "room"])
+            ->whereHas("area")
+            ->whereHas("building")
+            ->whereHas("room")
             ->where("project_id", $request->project_id)
             ->orderBy("building_id")
             ->orderBy("area_id")
@@ -188,14 +192,14 @@ class ProjectController extends CommonController
         $data = [];
         foreach ($beds as $bed) {
             $data[] = [
-                "楼栋" => $bed->building->name,
-                "病区" => $bed->area->name,
-                "病房" => $bed->room->name,
+                "楼栋" => $bed->building ? $bed->building->name : "",
+                "病区" => $bed->area ? $bed->area->name : "",
+                "病房" => $bed->room ? $bed->room->name : "",
                 "床号" => $bed->name,
             ];
         }
         $data = collect($data);
 
-        return Excel::download(new CommonExport($data),"beds.xlsx");
+        return Excel::download(new CommonExport($data), "beds.xlsx");
     }
 }