全局处理问题：public static Model.SGGLDB db = Funs.DB;

SGGL/BLL/BaseInfo/PersonManageService.cs

@@ -11,7 +11,7 @@ namespace BLL
 {
     public class PersonManageService
     {
-        public static Model.SGGLDB db = Funs.DB;
+        
 
         /// <summary>
         /// 记录数
@@ -26,7 +26,7 @@ namespace BLL
         /// <summary>
         /// 定义变量
         /// </summary>
-        public static IQueryable<Model.BS_Welder> qq = from x in db.BS_Welder orderby x.WED_Unit, x.WED_Code select x;
+        public static IQueryable<Model.BS_Welder> qq = from x in Funs.DB.BS_Welder orderby x.WED_Unit, x.WED_Code select x;
 
         /// <summary>
         /// 获取分页列表
@@ -38,6 +38,7 @@ namespace BLL
         /// <returns></returns>
         public static IEnumerable getListData(string project, string drpUnitS, string isOnGuard, string txtCodeS, string txtNameS, string txtWorkCodeS, string txtClassS, int startRowIndex, int maximumRows)
         {
+            Model.SGGLDB db = Funs.DB;
             IQueryable<Model.BS_Welder> q = qq;
             if (!string.IsNullOrEmpty(project))
             {