diff --git a/src/modules/pages/maintain/components/driverselector/driverselector.ts b/src/modules/pages/maintain/components/driverselector/driverselector.ts
index d59f956..c155878 100644
--- a/src/modules/pages/maintain/components/driverselector/driverselector.ts
+++ b/src/modules/pages/maintain/components/driverselector/driverselector.ts
@@ -101,7 +101,10 @@ export class DriverSelector extends BI.Widget {
                         listeners: [
                             {
                                 eventName: BI.EditorIconCheckCombo.EVENT_CHANGE,
-                                action: () => this.store.changeDefaultDriver(this.defaultDrivers.getValue()),
+                                action: () => {
+                                    this.store.changeDefaultDriver(this.defaultDrivers.getValue());
+                                    this.fireEvent('EVENT_CHANGE');
+                                },
                             },
                         ],
                     },
@@ -124,7 +127,10 @@ export class DriverSelector extends BI.Widget {
                         listeners: [
                             {
                                 eventName: BI.SearchTextValueCombo.EVENT_CHANGE,
-                                action: () => this.store.changeCustomDriver(this.customDrivers.getValue()[0]),
+                                action: () => {
+                                    this.store.changeCustomDriver(this.customDrivers.getValue()[0]);
+                                    this.fireEvent('EVENT_CHANGE');
+                                },
                             },
                         ],
                     },
diff --git a/src/modules/pages/maintain/forms/components/form.jdbc.ts b/src/modules/pages/maintain/forms/components/form.jdbc.ts
index baf83ff..c73ff73 100644
--- a/src/modules/pages/maintain/forms/components/form.jdbc.ts
+++ b/src/modules/pages/maintain/forms/components/form.jdbc.ts
@@ -148,7 +148,7 @@ export class FormJdbc extends BI.Widget {
                                         const value = this.form.driver.getValue();
                                         const connectionData = this.options.formData.connectionData as ConnectionJDBC;
                                         const connectionType = getJdbcDatabaseType(connectionData.database, connectionData.driver);
-                                        const url = connectionType.urls ? connectionType.urls[value] : connectionType.url;
+                                        const url = connectionType.urls ? connectionType.urls[value.driver] : connectionType.url;
                                         this.form.url.setValue(url);
                                         const urlInfo = resolveUrlInfo(url, connectionData.database);
                                         this.form.host.setValue(urlInfo.host);
@@ -806,7 +806,7 @@ export class FormJdbc extends BI.Widget {
     private onHostPortChange(databaseType) {
         const { urls, url } = databaseType;
         const driver = this.form.driver.getValue();
-        const selectUrl = BI.get(urls, driver) || url;
+        const selectUrl = BI.get(urls, driver.driver) || url;
         const host = this.form.host.getValue();
         const port = this.form.port.getValue();
         const database = this.form.database.getValue();