diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/Device/LessonShow.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/Device/LessonShow.cs
index 317996b0d..a239af520 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/Device/LessonShow.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/Device/LessonShow.cs	
@@ -74,7 +74,7 @@ namespace Learun.Application.WebApi.Modules.Device
             var bj = this.GetReq<BindDevClass>();
             if (bj.DeviceNo.IsNullOrWhiteSpace()) return Fail($"设备码不正确({bj.DeviceNo})；");
             var classInfo = classInfoIBLL.GetClassNoByDevice(bj.DeviceNo);
-            if (classInfo == null) return Fail("未找到班级");
+            if (classInfo == null) return Success(new { Lesson = new List<TimeTable>(), ClassName="" });  //return Fail("未找到班级");
             var lesson = arrangeLessonTermIBLL.GetLessonDay(DateTime.Today, classInfo.ClassNo, "");
             return Success(new { Lesson=lesson,classInfo.ClassName});
         }
diff --git a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/ClassInfo/ClassInfoService.cs b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/ClassInfo/ClassInfoService.cs
index 811cdd440..24a746689 100644
--- a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/ClassInfo/ClassInfoService.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/ClassInfo/ClassInfoService.cs	
@@ -384,7 +384,7 @@ namespace Learun.Application.TwoDevelopment.EducationalAdministration
             try
             {
                 var cn = this.BaseRepository("CollegeMIS").FindEntity<ClassInfoEntity>(x => x.DeviceCode == dev);
-                if (cn == null) throw new Exception("未找到班级");
+                //if (cn == null) throw new Exception("未找到班级");
 
                 return cn;
             }