Erro - System.ArgumentNullException: Value cannot be null.
Parameter name: String
   at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal)
   at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
   at Umbraco.Controllers.UserController.<>c__DisplayClass24_0.<SimulateProduct>b__0(Product x) in C:\Users\rightco\Desktop\agent\_work\2\s\Sabseg\Umbraco\Controllers\UserController.cs:line 1152
   at System.Linq.Enumerable.WhereListIterator`1.MoveNext()
   at System.Linq.Enumerable.First[TSource](IEnumerable`1 source)
   at Umbraco.Controllers.UserController.SimulateProduct(String produtoId, Dictionary`2 campos) in C:\Users\rightco\Desktop\agent\_work\2\s\Sabseg\Umbraco\Controllers\UserController.cs:line 0