public CapitaInvokeResponse InvokeRequest(CapitaInvokeRequest request) { scpSimpleInvokeRequest scpInvokeRequest = CreateCapitaInvokeRequest(request); CapitaInvokeResponse response = new CapitaInvokeResponse(); using (scpClient capitaClient = new scpClient("CapitaScpSoap", Shared.Capita.Default.CapitaWebServiceUrl)) { try { scpInvokeResponse scpResponse = capitaClient.scpSimpleInvoke(scpInvokeRequest); string errorMessage = string.Empty; if (scpResponse?.invokeResult != null) { if (scpResponse.requestId == request.UniqueReference) { if (scpResponse.transactionState == transactionState.INVALID_REFERENCE) { errorMessage = "Transaction aborted! It may be because of session time out or some other technical glitch from Capita"; } else { response.ScpReference = scpResponse.scpReference; if (scpResponse.invokeResult.status == status.SUCCESS) { response.RedirectUrl = (string)scpResponse.invokeResult.Item; } else { errorDetails item = scpResponse.invokeResult.Item as errorDetails; errorMessage = item != null ? $"ErrorId: {item.errorId}, Message: {item.errorMessage}" : "Transaction failed for some unknown reason."; } } } else { errorMessage = "Transaction is being invalidated b/c the unique reference returned from Capita is wrong."; } } if (!string.IsNullOrEmpty(errorMessage)) { response.Error = true; response.ErrorMessage = errorMessage; } } catch (Exception ex) { response.Error = true; response.ErrorMessage = "Fatal error"; } return(response); } }