MongoDB.Driver.Linq.ExpressionNotSupportedException: ' Expression not supported: i.ToClaim()

builder.Services.AddDbContext<AppDbContext>(ops => ops.UseSqlServer(builder.Configuration.GetConnectionString("DefaultConnection")));

builder.Services.AddDbContext<AppDbContext>(options =>

    options.UseMongoDB(connectionUri, databaseName)
);

protected override void OnModelCreating(ModelBuilder modelBuilder)
{
    base.OnModelCreating(modelBuilder);
    modelBuilder.Entity<User>().ToCollection("users");
}