clean up after failing tests

public/app/features/dashboard-scene/panel-edit/PanelEditor.tsx

@@ -117,28 +117,6 @@ export class PanelEditor extends SceneObjectBase<PanelEditorState> {
     };
   }
 
-  private async _autoSelectVisualization(panel: VizPanel) {
-    const dataObject = sceneGraph.getData(panel);
-
-    this._subs.add(
-      dataObject.subscribeToState(async () => {
-        const { data } = dataObject.state;
-        if (hasData(data) && panel.state.pluginId === UNCONFIGURED_PANEL_PLUGIN_ID) {
-          const { suggestions } = await getAllSuggestions(data);
-
-          if (suggestions.length > 0) {
-            const defaultFirstSuggestion = suggestions[0];
-            await panel.changePluginType(
-              defaultFirstSuggestion.pluginId,
-              defaultFirstSuggestion.options,
-              defaultFirstSuggestion.fieldConfig
-            );
-          }
-        }
-      })
-    );
-  }
-
   private commitChanges() {
     if (!this.state.isDirty && !this._changesHaveBeenMade) {
       // Nothing to commit
@@ -150,7 +128,6 @@ export class PanelEditor extends SceneObjectBase<PanelEditorState> {
     const originalState = this._layoutItemState!;
 
     this.setState({ editPreview: undefined });
-    this.state.optionsPane?.setState({ editPreviewRef: undefined });
 
     // Temp fix for old edit mode
     if (this._layoutItem instanceof DashboardGridItem && !config.featureToggles.dashboardNewLayouts) {

public/app/features/dashboard-scene/utils/utils.ts

@@ -293,6 +293,8 @@ export function getDefaultVizPanel(): VizPanel {
       ? ''
       : t('dashboard.new-panel-title', 'New panel');
 
+  const datasourceSettings = getDataSourceSrv().getInstanceSettings(null);
+
   return new VizPanel({
     title: newPanelTitle,
     pluginId: defaultPluginId,
@@ -310,14 +312,16 @@ export function getDefaultVizPanel(): VizPanel {
     headerActions: new VizPanelHeaderActions({
       hideGroupByAction: !config.featureToggles.panelGroupBy,
     }),
-    $data: new SceneDataTransformer({
-      $data: new SceneQueryRunner({
-        queries: [{ refId: 'A' }],
-        datasource: getDataSourceRef(getDataSourceSrv().getInstanceSettings(null)!),
-        $behaviors: [new DashboardDatasourceBehaviour({})],
-      }),
-      transformations: [],
-    }),
+    $data: datasourceSettings
+      ? new SceneDataTransformer({
+          $data: new SceneQueryRunner({
+            queries: [{ refId: 'A' }],
+            datasource: getDataSourceRef(datasourceSettings),
+            $behaviors: [new DashboardDatasourceBehaviour({})],
+          }),
+          transformations: [],
+        })
+      : undefined,
   });
 }