diff --git a/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/EducationalAdministration/Controllers/TextbookInOutController.cs b/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/EducationalAdministration/Controllers/TextbookInOutController.cs
index 623923401..7f209805e 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/EducationalAdministration/Controllers/TextbookInOutController.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/EducationalAdministration/Controllers/TextbookInOutController.cs	
@@ -170,8 +170,17 @@ namespace Learun.Application.Web.Areas.EducationalAdministration.Controllers
                 entity.UpTime = DateTime.Now;
                 entity.UpUserID = loginUserInfo.userId;
             }
-            textbookInOutIBLL.SaveEntity(keyValue, entity);
-            return Success("保存成功！");
+            int RepetitionList = textbookInOutIBLL.GetRepetitions(entity.ID,entity.LessonNo, entity.TextBookNo, entity.TextBookName, entity.PublishNo, entity.Publisher, entity.Edition, entity.Impression);
+
+            if (RepetitionList > 0)
+            {
+                return Fail("已存在相同库存单,请使用教材入库功能！");
+            }
+            else
+            {
+                textbookInOutIBLL.SaveEntity(keyValue, entity);
+                return Success("保存成功！");
+            }
         }
 
         /// <summary>
diff --git a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutBLL.cs b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutBLL.cs
index 1569dea65..86c8079a2 100644
--- a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutBLL.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutBLL.cs	
@@ -23,7 +23,7 @@ namespace Learun.Application.TwoDevelopment.EducationalAdministration
         /// </summary>
         /// <param name="queryJson">查询参数</param>
         /// <returns></returns>
-        public IEnumerable<TextbookInOutEntity> GetList( string queryJson )
+        public IEnumerable<TextbookInOutEntity> GetList(string queryJson)
         {
             try
             {
@@ -66,7 +66,7 @@ namespace Learun.Application.TwoDevelopment.EducationalAdministration
                 }
             }
         }
-        
+
         /// <summary>
         /// 获取实体数据
         /// </summary>
@@ -210,6 +210,25 @@ namespace Learun.Application.TwoDevelopment.EducationalAdministration
                 }
             }
         }
+
+        public int GetRepetitions(string keyValue, string LessonNo, string TextBookNo, string TextBookName, string PublishNo, string Publisher, string Edition, string Impression)
+        {
+            try
+            {
+                return textbookInOutService.GetRepetitions(keyValue, LessonNo, TextBookNo, TextBookName, PublishNo, Publisher, Edition, Impression);
+            }
+            catch (Exception ex)
+            {
+                if (ex is ExceptionEx)
+                {
+                    throw;
+                }
+                else
+                {
+                    throw ExceptionEx.ThrowBusinessException(ex);
+                }
+            }
+        }
         #endregion
 
     }
diff --git a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutIBLL.cs b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutIBLL.cs
index 41509ec3b..5e5d55ea3 100644
--- a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutIBLL.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutIBLL.cs	
@@ -20,7 +20,7 @@ namespace Learun.Application.TwoDevelopment.EducationalAdministration
         /// </summary>
         /// <param name="queryJson">查询参数</param>
         /// <returns></returns>
-        IEnumerable<TextbookInOutEntity> GetList( string queryJson );
+        IEnumerable<TextbookInOutEntity> GetList(string queryJson);
         /// <summary>
         /// 获取列表分页数据
         /// </summary>
@@ -66,7 +66,21 @@ namespace Learun.Application.TwoDevelopment.EducationalAdministration
         /// </summary>
         /// <param name="keyValue"></param>
         void SubmitEntity(string keyValue);
-        
+
+        /// <summary>
+        /// 去重
+        /// </summary>
+        /// <param name="keyValue"></param>
+        /// <param name="LessonNo"></param>
+        /// <param name="TextBookNo"></param>
+        /// <param name="TextBookName"></param>
+        /// <param name="PublishNo"></param>
+        /// <param name="Publisher"></param>
+        /// <param name="Edition"></param>
+        /// <param name="Impression"></param>
+        /// <returns></returns>
+        int GetRepetitions(string keyValue, string LessonNo, string TextBookNo, string TextBookName, string PublishNo, string Publisher, string Edition, string Impression);
+
         #endregion
 
     }
diff --git a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutService.cs b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutService.cs
index 49055a6e5..890695eb9 100644
--- a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutService.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/TextbookInOut/TextbookInOutService.cs	
@@ -309,5 +309,49 @@ namespace Learun.Application.TwoDevelopment.EducationalAdministration
         }
         #endregion
 
+        /// <summary>
+        /// 去重
+        /// </summary>
+        /// <param name="keyValue"></param>
+        /// <param name="TextBookNo"></param>
+        /// <param name="TextBookName"></param>
+        /// <param name="PublishNo"></param>
+        /// <param name="Publisher"></param>
+        /// <param name="Edition"></param>
+        /// <param name="Impression"></param>
+        /// <returns></returns>
+        public int GetRepetitions(string keyValue, string LessonNo, string TextBookNo, string TextBookName, string PublishNo, string Publisher, string Edition, string Impression)
+        {
+            try
+            {
+                var HistoryList = new List<TextbookInOutEntity>();
+
+                if (!string.IsNullOrEmpty(keyValue))
+                {
+                    HistoryList = BaseRepository("CollegeMIS").FindList<TextbookInOutEntity>(
+                       x => x.ID == keyValue && x.LessonNo == LessonNo && x.TextBookNo == TextBookNo && x.TextBookName == TextBookName && x.PublishNo == PublishNo &&
+                            x.Publisher == Publisher && x.Edition == Edition && x.Impression == Impression && x.IsDel == 0).ToList();
+                }
+                else
+                {
+                    HistoryList = BaseRepository("CollegeMIS").FindList<TextbookInOutEntity>(
+                       x => x.LessonNo == LessonNo && x.TextBookNo == TextBookNo && x.TextBookName == TextBookName && x.PublishNo == PublishNo &&
+                            x.Publisher == Publisher && x.Edition == Edition && x.Impression == Impression && x.IsDel == 0).ToList();
+                }
+
+                return HistoryList.Count;
+            }
+            catch (Exception ex)
+            {
+                if (ex is ExceptionEx)
+                {
+                    throw;
+                }
+                else
+                {
+                    throw ExceptionEx.ThrowServiceException(ex);
+                }
+            }
+        }
     }
 }