Articles about subtype | UserComp.com

Type 'Future<List<SurveyData>>' is not a subtype of type 'List<SurveyData>' in type cast (DART)

A common typecast error in DART occurs when trying to cast a Future object to a List object. This error occurs when the Future object is not a subtype of the List object. In this article, we will discuss how to fix this error and provide some tips for avoiding it in the future.