diff --git a/src/modules/app.service.ts b/src/modules/app.service.ts
index c01d9dd..194feb5 100644
--- a/src/modules/app.service.ts
+++ b/src/modules/app.service.ts
@@ -50,7 +50,7 @@ export function resolveUrlInfo (url: string) {
     if (result) {
         return {
             host: result[5],
-            port: result[7],
+            port: result[7] === 'port' ? '' : result[7],
             databaseName: result[9],
             urlInfo: result[10],
         };
@@ -64,7 +64,7 @@ export function resolveUrlInfo (url: string) {
         
         return {
             host: host ? host[1] : '',
-            port: port ? port[1] : '',
+            port: port && port[1] !== 'port' ? port[1] : '',
             databaseName: databaseName ? databaseName[1] : '',
             urlInfo: '',
         };
diff --git a/src/modules/pages/connection/list/list_item/list_item.model.ts b/src/modules/pages/connection/list/list_item/list_item.model.ts
index 37d2217..28a5e84 100644
--- a/src/modules/pages/connection/list/list_item/list_item.model.ts
+++ b/src/modules/pages/connection/list/list_item/list_item.model.ts
@@ -1,6 +1,7 @@
 import { model, Model } from '@core/core';
 import { AppModel } from '../../../../app.model';
-import { ApiFactory } from 'src/modules/crud/apiFactory';
+import { ApiFactory } from '../../../../crud/apiFactory';
+import { ResultType } from '../../../../crud/crud.typings';
 const api = new ApiFactory().create();
 
 export const ListItemModelXtype = 'dec.dcm.model.connection.list_item';
@@ -39,18 +40,16 @@ export class ListItemModel extends Model<{
                 }
             });
         },
-        setPageIndex(pageIndex: string) {
+        setPageIndex: (pageIndex: string) => {
             this.model.pageIndex = pageIndex;
         },
 
         testConnection: (name: string) => api.testConnection(this.model.connections.find(item => item.connectionName === name)),
-        getConnectionStatus() {
-            return api.getConnectionStatus(this.model.connectionSelected);
-        },
-        setDatebaseTypeSelected(name: string) {
+        getConnectionStatus: () => api.getConnectionStatus(this.model.connectionSelected),
+        setDatebaseTypeSelected: (name: string) => {
             this.model.datebaseTypeSelected = name;
         },
-        setIsEdit(isEdit: boolean, name: string) {
+        setIsEdit: (isEdit: boolean, name: string) => {
             if (isEdit) {
                 api.getConnectionStatus(name).then(re => {
                     if (re.data && re.data === 'success') {
@@ -66,30 +65,42 @@ export class ListItemModel extends Model<{
                 this.model.isEdit = false;
             }
         },
-        changeName(oldName: string, newName: string) {
-            const connection = this.model.connections.find(item => item.connectionName === oldName);
+        changeName: (oldName: string, newName: string): Promise<ResultType> => {
+            if (!newName) {
+                return new Promise(resolve => {
+                    resolve({ errorCode: '1', errorMsg: 'Dec-Dcm_Connection_ConnectionName_Cannt_Null' });
+                });
+            }
+            const hasNamed = this.model.connections.some(item => item.connectionName === newName);
+            if (hasNamed && oldName !== newName) {
+                return new Promise(resolve => {
+                    resolve({ errorCode: '1', errorMsg: 'Dec-Dcm_Connection_Is_Existence' });
+                });
+            }
+            const connection = BI.clone(this.model.connections.find(item => item.connectionName === oldName));
             connection.connectionId = oldName;
             connection.connectionName = newName;
-            this.model.connections = this.model.connections.map(item => {
-                return {
-                    ...item,
-                    connectionName: item.connectionName === oldName ? newName : item.connectionName,
-                    connectionId: item.connectionName === oldName ? newName : item.connectionName,
-                };
-            });
+
             
             return api.updateConnection(connection).then(re => {
-                this.setIsEdit(false, oldName);
+                if (!re.errorCode) {
+                    this.store.setIsEdit(false, oldName);
+                    this.model.connections = this.model.connections.map(item => {
+                        return {
+                            ...item,
+                            connectionName: item.connectionName === oldName ? newName : item.connectionName,
+                            connectionId: item.connectionName === oldName ? newName : item.connectionName,
+                        };
+                    });
+                }
                 
                 return re;
             });
         },
-        setIsCopy(isCopy: boolean) {
+        setIsCopy: (isCopy: boolean) => {
             this.model.isCopy = isCopy;
         },
-        isDriverError(errorCode: string) {
-            return api.isDriverError(errorCode);
-        },
+        isDriverError: (errorCode: string) => api.isDriverError(errorCode),
     }
     removeConnection(name: string) {
         api.deleteConnection(name).then(re => api.getConnectionlist())
diff --git a/src/modules/pages/connection/list/list_item/list_item.ts b/src/modules/pages/connection/list/list_item/list_item.ts
index ee039f6..b2b3378 100644
--- a/src/modules/pages/connection/list/list_item/list_item.ts
+++ b/src/modules/pages/connection/list/list_item/list_item.ts
@@ -71,8 +71,15 @@ export class ListItem extends BI.BasicButton {
                             eventName: BI.SignEditor.EVENT_BLUR,
                             action: () => {
                                 const newName = this.nameEditor.getValue();
-                                this.store.changeName(name, newName).then(() => {
-                                    this.nameLabel.setText(newName);
+                                this.store.changeName(name, newName).then(re => {
+                                    if (re.errorCode) {
+                                        BI.Msg.toast(BI.i18nText(re.errorMsg), {
+                                            level: 'error',
+                                        });
+                                        this.nameEditor.focus();
+                                    } else {
+                                        this.nameLabel.setText(newName);
+                                    }
                                 });
                             },
                         }],
diff --git a/src/modules/pages/maintain/forms/form.ts b/src/modules/pages/maintain/forms/form.ts
index 54f38c7..acddee8 100644
--- a/src/modules/pages/maintain/forms/form.ts
+++ b/src/modules/pages/maintain/forms/form.ts
@@ -40,8 +40,13 @@ export class MaintainForm extends BI.Widget {
             this.store.setIsCopy(false);
         },
         testEvent: () => {
-            if (!this.testValue()) {
-                return;
+            const value = this.form.getSubmitValue();
+            if (!value.connectionName) {
+                BI.Msg.toast(BI.i18nText('Dec-Dcm_Connection_ConnectionName_Cannt_Null'), {
+                    level: 'error',
+                });
+            
+                return false;
             }
             const id = BI.UUID();
             const testConnection = () => {
diff --git a/src/modules/pages/maintain/maintain.ts b/src/modules/pages/maintain/maintain.ts
index dd5ca6e..c9a003d 100644
--- a/src/modules/pages/maintain/maintain.ts
+++ b/src/modules/pages/maintain/maintain.ts
@@ -17,7 +17,7 @@ export class Maintain extends BI.Widget {
     listView: any;
 
     render() {
-        const { text, isEdit } = this.getEditConnection();
+        const { text } = this.getEditConnection();
         
         return {
             type: Vtape,
@@ -32,7 +32,7 @@ export class Maintain extends BI.Widget {
                             type: IconButton,
                             hgap: 5,
                             cls: 'dcm-back-font',
-                            invisible: isEdit,
+                            invisible: this.model.isCopy,
                             handler: () => {
                                 this.store.setPageIndex(PAGE_INDEX.DATEBASE);
                             },