diff --git a/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2 b/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2
index e0f50ede..c3ada48a 100644
Binary files a/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2 and b/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2 differ
diff --git a/src/WMS.Web.Api/Controllers/MaterialController.cs b/src/WMS.Web.Api/Controllers/MaterialController.cs
index 871bee14..463a69c6 100644
--- a/src/WMS.Web.Api/Controllers/MaterialController.cs
+++ b/src/WMS.Web.Api/Controllers/MaterialController.cs
@@ -77,39 +77,44 @@ namespace WMS.Web.Api.Controllers
             List<Materials> update_list = new List<Materials>();
             foreach (var m in mDtos.Data)
             {
-                var entity = list.FirstOrDefault(f => f.MaterialNumber.Equals(m.MaterialNumber));
-                if (entity == null) continue;
-                if (type.Equals("69"))
+                foreach (var entity in list.Where(f => f.MaterialNumber.Equals(m.MaterialNumber)))
                 {
-                    entity.BarCode = m.BarCode.Trim();
-                    update_list.Add(entity);
-                }
-                //if (type.Equals("id"))
-                //{
-                //    entity.IdConvertBar = m.IdConvertBar.Trim();
-                //    update_list.Add(entity);
-                //}
-                if (type.Equals("other"))
-                {
-                    entity.MaterialName = m.MaterialName;
-                    entity.Specifications = m.Specifications;
-                    update_list.Add(entity);
+                    //var entity = list.FirstOrDefault(f => f.MaterialNumber.Equals(m.MaterialNumber));
+                    //if (entity == null) continue;
+                    if (type.Equals("69"))
+                    {
+                        entity.BarCode = m.BarCode.Trim();
+                        update_list.Add(entity);
+                    }
+                    //if (type.Equals("id"))
+                    //{
+                    //    entity.IdConvertBar = m.IdConvertBar.Trim();
+                    //    update_list.Add(entity);
+                    //}
+                    if (type.Equals("other"))
+                    {
+                        entity.MaterialName = m.MaterialName;
+                        entity.Specifications = m.Specifications;
+                        update_list.Add(entity);
+                    }
                 }
 
                 //修改缓存
                 if (materials == null) continue;
-                var entity_cache = materials.FirstOrDefault(f => f.MaterialNumber.Equals(m.MaterialNumber));
-                if (entity_cache == null) continue;
-                if (type.Equals("69"))
-                    entity_cache.BarCode = m.BarCode.Trim();
-                //if (type.Equals("id"))
-                //    entity_cache.IdConvertBar = m.IdConvertBar.Trim();
-                if (type.Equals("other"))
+                foreach (var entity_cache in materials.Where(f => f.MaterialNumber.Equals(m.MaterialNumber)))
                 {
-                    entity_cache.MaterialName = m.MaterialName;
-                    entity_cache.Specifications = m.Specifications;
+                    //var entity_cache = materials.FirstOrDefault(f => f.MaterialNumber.Equals(m.MaterialNumber));
+                    //if (entity_cache == null) continue;
+                    if (type.Equals("69"))
+                        entity_cache.BarCode = m.BarCode.Trim();
+                    //if (type.Equals("id"))
+                    //    entity_cache.IdConvertBar = m.IdConvertBar.Trim();
+                    if (type.Equals("other"))
+                    {
+                        entity_cache.MaterialName = m.MaterialName;
+                        entity_cache.Specifications = m.Specifications;
+                    }
                 }
-
             }
             //修改缓存
             if (materials != null && materials.Count() > 0)