diff --git a/Installer-System/Installer-System.aip b/Installer-System/Installer-System.aip
index 84dc113..6751a42 100644
--- a/Installer-System/Installer-System.aip
+++ b/Installer-System/Installer-System.aip
@@ -15,10 +15,10 @@
     <ROW Property="ARPURLINFOABOUT" Value="https://github.com/fasteddy516/SimplySerial"/>
     <ROW Property="ARPURLUPDATEINFO" Value="https://github.com/fasteddy516/SimplySerial/releases"/>
     <ROW Property="Manufacturer" Value="fasteddy516"/>
-    <ROW Property="ProductCode" Value="1033:{0971E5B3-8699-455B-A021-F2E589F2593A} " Type="16"/>
+    <ROW Property="ProductCode" Value="1033:{4B5304F2-D8B2-474A-B1ED-E17F5F4BAFDC} " Type="16"/>
     <ROW Property="ProductLanguage" Value="1033"/>
     <ROW Property="ProductName" Value="SimplySerial"/>
-    <ROW Property="ProductVersion" Value="0.4.0" Type="32"/>
+    <ROW Property="ProductVersion" Value="0.4.1" Type="32"/>
     <ROW Property="SecureCustomProperties" Value="OLDPRODUCTS;AI_NEWERPRODUCTFOUND"/>
     <ROW Property="UpgradeCode" Value="{6A3965D3-95B6-4145-8B3C-6F55E2A16C31}"/>
     <ROW Property="WindowsType9X" MultiBuildValue="DefaultBuild:Windows 9x/ME" ValueLocId="-"/>
diff --git a/Installer/Installer.aip b/Installer/Installer.aip
index 4cba8a7..4e6c0b5 100644
--- a/Installer/Installer.aip
+++ b/Installer/Installer.aip
@@ -15,10 +15,10 @@
     <ROW Property="ARPURLINFOABOUT" Value="https://github.com/fasteddy516/SimplySerial"/>
     <ROW Property="ARPURLUPDATEINFO" Value="https://github.com/fasteddy516/SimplySerial/releases"/>
     <ROW Property="Manufacturer" Value="fasteddy516"/>
-    <ROW Property="ProductCode" Value="1033:{56D40C37-34BE-428A-99BB-93FC3F462DA5} " Type="16"/>
+    <ROW Property="ProductCode" Value="1033:{97370BF7-42F7-4188-8407-28AC3032F7D6} " Type="16"/>
     <ROW Property="ProductLanguage" Value="1033"/>
     <ROW Property="ProductName" Value="SimplySerial"/>
-    <ROW Property="ProductVersion" Value="0.4.0" Type="32"/>
+    <ROW Property="ProductVersion" Value="0.4.1" Type="32"/>
     <ROW Property="REBOOT" MultiBuildValue="DefaultBuild:ReallySuppress"/>
     <ROW Property="SecureCustomProperties" Value="OLDPRODUCTS;AI_NEWERPRODUCTFOUND"/>
     <ROW Property="UpgradeCode" Value="{64061592-EDD5-474E-B846-4CA070788BBE}"/>
diff --git a/SimplySerial/SimplySerial.cs b/SimplySerial/SimplySerial.cs
index db35230..2faa564 100644
--- a/SimplySerial/SimplySerial.cs
+++ b/SimplySerial/SimplySerial.cs
@@ -10,7 +10,7 @@ namespace SimplySerial
 {
     class SimplySerial
     {
-        static readonly string version = "0.4.0";
+        static readonly string version = "0.4.1";
         static List<ComPort> availablePorts;
         static SerialPort serialPort;
 
@@ -208,7 +208,14 @@ namespace SimplySerial
                             ExitProgram((e.GetType() + " occurred while attempting to read/write to/from " + port.name + "."), exitCode: -1);
                         else
                             Output("\n<<< Communications Interrupted >>>\n");
-                        serialPort.Dispose();
+                        try
+                        {
+                            serialPort.Dispose();
+                        }
+                        catch (Exception ex)
+                        {
+                            //nothing to do here, other than prevent execution from stopping if dispose() throws an exception
+                        }
                         Thread.Sleep(2000); // sort-of arbitrary delay - should be long enough to read the "interrupted" message
                         Console.Clear();
                         if (autoConnect == AutoConnect.ANY)