fix #50945

src/vs/workbench/services/preferences/browser/preferencesService.ts

@@ -35,8 +35,8 @@ import { parse } from 'vs/base/common/json';
 import { ICodeEditor, getCodeEditor } from 'vs/editor/browser/editorBrowser';
 import { INotificationService } from 'vs/platform/notification/common/notification';
 import { assign } from 'vs/base/common/objects';
-import { IEditorService, SIDE_GROUP } from 'vs/workbench/services/editor/common/editorService';
-import { IEditorGroup, IEditorGroupsService } from 'vs/workbench/services/group/common/editorGroupsService';
+import { IEditorService } from 'vs/workbench/services/editor/common/editorService';
+import { IEditorGroup, IEditorGroupsService, GroupDirection } from 'vs/workbench/services/group/common/editorGroupsService';
 
 const emptyEditableSettingsContent = '{\n}';
 
@@ -224,9 +224,12 @@ export class PreferencesService extends Disposable implements IPreferencesServic
 
 			// Create as needed and open in editor
 			return this.createIfNotExists(editableKeybindings, emptyContents).then(() => {
+				const activeEditorGroup = this.editorGroupService.activeGroup;
+				const sideEditorGroup = this.editorGroupService.addGroup(activeEditorGroup.id, GroupDirection.RIGHT);
+
 				return TPromise.join([
 					this.editorService.openEditor({ resource: this.defaultKeybindingsResource, options: { pinned: true, preserveFocus: true }, label: nls.localize('defaultKeybindings', "Default Keybindings"), description: '' }),
-					this.editorService.openEditor({ resource: editableKeybindings, options: { pinned: true } }, SIDE_GROUP)
+					this.editorService.openEditor({ resource: editableKeybindings, options: { pinned: true } }, sideEditorGroup.id)
 				]).then(editors => void 0);
 			});
 		}