fixes #94502

src/vs/workbench/browser/parts/views/viewPaneContainer.ts

@@ -1264,7 +1264,7 @@ export class ViewPaneContainer extends Component implements IViewPaneContainer {
 							return;
 						}
 
-						overlay = new ViewPaneDropOverlay(pane.dropTargetElement, this.options.orientation ?? Orientation.VERTICAL, this.themeService);
+						overlay = new ViewPaneDropOverlay(pane.dropTargetElement, this.orientation ?? Orientation.VERTICAL, this.themeService);
 					}
 
 					if (dropData.type === 'composite' && dropData.id !== this.viewContainer.id) {
@@ -1274,7 +1274,7 @@ export class ViewPaneContainer extends Component implements IViewPaneContainer {
 						const viewsToMove = this.viewDescriptorService.getViewDescriptors(container).allViewDescriptors;
 
 						if (viewsToMove.length === 1 && viewsToMove[0].canMoveView) {
-							overlay = new ViewPaneDropOverlay(pane.dropTargetElement, this.options.orientation ?? Orientation.VERTICAL, this.themeService);
+							overlay = new ViewPaneDropOverlay(pane.dropTargetElement, this.orientation ?? Orientation.VERTICAL, this.themeService);
 						}
 					}