dont require the config fields as we have fallback values

src/Umbraco.Web.UI.Client/src/packages/core/collection/collection-view.manager.ts

@@ -6,7 +6,7 @@ import { UmbArrayState, UmbObjectState, UmbStringState } from '@umbraco-cms/back
 import { UmbRoute } from '@umbraco-cms/backoffice/router';
 
 export interface UmbCollectionViewManagerConfig {
-	defaultViewAlias: string;
+	defaultViewAlias?: string;
 }
 
 export class UmbCollectionViewManager extends UmbBaseController {

src/Umbraco.Web.UI.Client/src/packages/core/collection/default/collection-default.context.ts

@@ -116,7 +116,7 @@ export class UmbDefaultCollectionContext<ItemType = any, FilterModelType extends
 
 	#configure(configuration: UmbCollectionConfiguration) {
 		this.selection.setMultiple(true);
-		this.pagination.setPageSize(configuration.pageSize);
+		this.pagination.setPageSize(configuration.pageSize!);
 		this.#filter.next({ ...this.#filter.getValue(), skip: 0, take: configuration.pageSize });
 	}
 

src/Umbraco.Web.UI.Client/src/packages/core/collection/types.ts

@@ -3,8 +3,8 @@ import { Observable } from '@umbraco-cms/backoffice/external/rxjs';
 import { UmbPaginationManager } from '@umbraco-cms/backoffice/utils';
 
 export interface UmbCollectionConfiguration {
-	pageSize: number;
-	defaultViewAlias: string;
+	pageSize?: number;
+	defaultViewAlias?: string;
 }
 
 export interface UmbCollectionContext {