diff --git a/FactorySystemApi/Controllers/PackageController.cs b/FactorySystemApi/Controllers/PackageController.cs
index 6423a12..53688d5 100644
--- a/FactorySystemApi/Controllers/PackageController.cs
+++ b/FactorySystemApi/Controllers/PackageController.cs
@@ -100,25 +100,37 @@ namespace FactorySystemApi.Controllers
                 }
                 else
                 {
-                    mainId = PackageBll.UpdatePackageData(inParam);
-                    if (mainId > 0 && inParam.TryGetValue("FChild", out object childStr))
+                    // 20230422 新增逻辑
+                    // 包规存在则不允许添加包材
+                    string fcode = inParam["FCode"].ToString();
+                    TFS_PackageMain package = PackageBll.GetPackageByFCode(fcode);
+
+                    if (package != null)
+                    {
+                        mainId = -2;
+                    }
+                    else
                     {
-                        List<TFS_PackageChild> childList = JsonConvert.DeserializeObject<List<TFS_PackageChild>>(childStr.ToString());
-                        if (childList.Count > 0)
+                        mainId = PackageBll.UpdatePackageData(inParam);
+                        if (mainId > 0 && inParam.TryGetValue("FChild", out object childStr))
                         {
-                            if (childList[0].FID <= 0)
+                            List<TFS_PackageChild> childList = JsonConvert.DeserializeObject<List<TFS_PackageChild>>(childStr.ToString());
+                            if (childList.Count > 0)
                             {
-                                inParam.Remove("FID");
-                                inParam.Add("FID", mainId);
-                                PackageBll.InsertChildData(inParam, childList);
-                            }
-                            //当都有子项代码的时候则完成
-                            if (childList.Find(s => string.IsNullOrEmpty(s.FCode)) == null)
-                            {
-                                PackageBll.TaskCompleted(inParam);
+                                if (childList[0].FID <= 0)
+                                {
+                                    inParam.Remove("FID");
+                                    inParam.Add("FID", mainId);
+                                    PackageBll.InsertChildData(inParam, childList);
+                                }
+                                //当都有子项代码的时候则完成
+                                if (childList.Find(s => string.IsNullOrEmpty(s.FCode)) == null)
+                                {
+                                    PackageBll.TaskCompleted(inParam);
+                                }
                             }
                         }
-                    }
+                    }                    
                 }
                 
                 apiResult.Data = mainId;