#pragma warning disable CS8613 // Nullability of reference types in return type doesn't match implicitly implemented member. public async Task <AppRole?> FindByIdAsync(string id, CancellationToken cancellationToken = default) #pragma warning restore CS8613 // Nullability of reference types in return type doesn't match implicitly implemented member. { ThrowIf.Null(id, nameof(id)); return(await _roleService.FindRoleByIdAsync(new Guid(id), cancellationToken).ConfigureAwait(false)); }