a few notes

src/Umbraco.Web.UI.Client/src/packages/core/content/workspace/content-detail-workspace-base.ts

@@ -112,6 +112,9 @@ export abstract class UmbContentDetailWorkspaceContextBase<
 	abstract readonly contentTypeUnique: Observable<string | undefined>;
 
 	/* Data Type */
+	// This dataTypeItemManager is used to load the data type items for this content type, so we have all data-types for this content type up front. [NL]
+	// But once we have a propert application cache this could be solved in a way where we ask the cache for the data type items. [NL]
+	// And then we do not need to store them here in a local manager, but instead just request them here up-front and then again needed(which would get them from the cache, which as well could be update while this runs) [NL]
 	readonly #dataTypeItemManager = new UmbDataTypeItemRepositoryManager(this);
 
 	#varies?: boolean;
@@ -410,8 +413,10 @@ export abstract class UmbContentDetailWorkspaceContextBase<
 			throw new Error(`Property alias "${alias}" not found.`);
 		}
 
+		// the getItemByUnique is a async method that first resolves once the item is loaded.
 		const editorAlias = (await this.#dataTypeItemManager.getItemByUnique(property.dataType.unique))
 			.propertyEditorSchemaAlias;
+		// This means if its not loaded this will never resolve and the error below will never happen.
 		if (!editorAlias) {
 			throw new Error(`Editor Alias of "${property.dataType.unique}" not found.`);
 		}