public void DeleteMnemonics(string mnemonicVehiclePlant, out string errorMessage) { errorMessage = ""; var result = new ObjectParameter("Result", typeof(Int32)); var tranDt = new ObjectParameter("TranDT", typeof(DateTime)); try // Remove CSM Mnemonic from Quote { _context.usp_QT_DeleteQuoteCSM(_quoteNumber, mnemonicVehiclePlant, tranDt, result); } catch (Exception ex) { errorMessage = string.Format("Error occured when attempting to remove {0} from quote {1}.", mnemonicVehiclePlant, _quoteNumber); //if (ex.InnerException != null) MessageBox.Show(ex.InnerException.ToString().Remove(ex.InnerException.ToString().IndexOf("at System.")), "Error"); } }