Fixed an issue preventing Sales Manager from getting data using the API.

Author: ravibpatel

Sales Manager/Program.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Net;
 using System.Reflection;
 using System.Runtime.InteropServices;
 using System.Threading;
@@ -25,6 +26,12 @@ static void Main()
             {
                 Application.EnableVisualStyles();
                 Application.SetCompatibleTextRenderingDefault(false);
+                try
+                {
+                    ServicePointManager.SecurityProtocol |= (SecurityProtocolType)192 |
+                                                            (SecurityProtocolType)768 | (SecurityProtocolType)3072;
+                }
+                catch (NotSupportedException) { }
                 Application.Run(new FormMain());
                 mutex.ReleaseMutex();
             }

Sales Manager/Transaction.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Net;
@@ -136,8 +137,9 @@ public static bool GetSales(DateTime fromDate, DateTime toDate, Account account,
                         }
                     }
                 }
-                catch (WebException)
+                catch (WebException exception)
                 {
+                    Debug.WriteLine(exception);
                     return false;
                 }
             }