diff --git a/HKCardManager/UserPages/InstitutionalEntryPage.cs b/HKCardManager/UserPages/InstitutionalEntryPage.cs
index 071bbe9..e1e201c 100644
--- a/HKCardManager/UserPages/InstitutionalEntryPage.cs
+++ b/HKCardManager/UserPages/InstitutionalEntryPage.cs
@@ -55,13 +55,20 @@ namespace HKCardManager.UserPages
                             {
                                 if (HKLibHelper.DelOrg(res))
                                 {
-                                    Global.OrgTables.Clear();
-                                    Global.OrgTables = HKLibHelper.GetOrg();
-                                    this.Invoke(() =>
+                                    //Global.OrgTables.Clear();
+                                    //Global.OrgTables = HKLibHelper.GetOrg();
+                                    var result = HKLibHelper.GetOrg();
+                                    if (result != null)
                                     {
-                                        dataGridView1.DataSource = null;
-                                        dataGridView1.DataSource = Global.OrgTables;
-                                    });
+                                        this.Invoke(() =>
+                                        {
+                                            dataGridView1.DataSource = null;
+                                            Global.OrgTables.Clear();
+                                            Global.OrgTables = result;
+                                            dataGridView1.DataSource = Global.OrgTables;
+                                        });
+                                    }
+
                                     MessageLogNotify.GetInstance.Show($"机构：【{dataGridView1.Rows[index].Cells[0].Value?.ToString()}】 删除成功");
                                 }
                                 else
@@ -113,13 +120,18 @@ namespace HKCardManager.UserPages
 
                                 if (HKLibHelper.AlterOrg(changeName, id))
                                 {
-                                    Global.OrgTables.Clear();
-                                    Global.OrgTables = HKLibHelper.GetOrg();
-                                    this.Invoke(() =>
+                                    var result = HKLibHelper.GetOrg();
+                                    if (result != null)
                                     {
-                                        dataGridView1.DataSource = null;
-                                        dataGridView1.DataSource = Global.OrgTables;
-                                    });
+                                        this.Invoke(() =>
+                                        {
+                                            dataGridView1.DataSource = null;
+                                            Global.OrgTables.Clear();
+                                            Global.OrgTables = result;
+                                            dataGridView1.DataSource = Global.OrgTables;
+                                        });
+                                    }
+
                                     MessageLogNotify.GetInstance.Show($"{name} 机构修改成功");
                                 }
                                 else