fix 导优

Src/Dlhis.Basic/Device/Services/Implements/DeviceService.cs

@@ -134,8 +134,14 @@ public class DeviceService : IDeviceService
         var lst = request.Imports;
         var places = await _dbContext.Queryable<BusinessPlaceEntity>().ToListAsync();
 
-        foreach (var form in lst)
+        for (int i = 0; i < lst.Count; i++)
         {
+            var form = lst[i];
+            if (form.UniqueNo.IsEmpty())
+            {
+                errs.Add($"第{i+1}条的第一列的设备唯一码不能缺少！");
+                continue;
+            }
             if (form.PlaceeCode != null)
             {
                 var place = places.Where(x => x.Code == form.PlaceeCode).FirstOrDefault();