ahmedelramah

The following _CastError was thrown building Builder: Null check operator used on a null value

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======== Exception caught by widgets library ======================================================= The following _CastError was thrown building Builder: Null check operator used on a null value The relevant error-causing widget was: MaterialApp MaterialApp:file:///C:/Users/KIMO%20STORE/StudioProjects/untitled/lib/main.dart:17:12 When...