diff --git a/Tools/ArdupilotMegaPlanner/MAVLink.cs b/Tools/ArdupilotMegaPlanner/MAVLink.cs
index aa10a9538c..1d5f5dfde8 100644
--- a/Tools/ArdupilotMegaPlanner/MAVLink.cs
+++ b/Tools/ArdupilotMegaPlanner/MAVLink.cs
@@ -490,6 +490,12 @@ namespace ArdupilotMega
                 return false;
             }
 
+            if ((float)param[paramname] == value)
+            {
+                log.Debug("setParam "+paramname + " not modified");
+                return true;
+            }
+
             MainV2.giveComport = true;
 
             mavlink_param_set_t req = new mavlink_param_set_t();
diff --git a/Tools/ArdupilotMegaPlanner/Msi/wix.pdb b/Tools/ArdupilotMegaPlanner/Msi/wix.pdb
index f5a7a2db5e..6b13b52e52 100644
Binary files a/Tools/ArdupilotMegaPlanner/Msi/wix.pdb and b/Tools/ArdupilotMegaPlanner/Msi/wix.pdb differ
diff --git a/Tools/ArdupilotMegaPlanner/Program.cs b/Tools/ArdupilotMegaPlanner/Program.cs
index 995d81a9a0..851d5ab5ca 100644
--- a/Tools/ArdupilotMegaPlanner/Program.cs
+++ b/Tools/ArdupilotMegaPlanner/Program.cs
@@ -46,7 +46,7 @@ namespace ArdupilotMega
             if (System.Diagnostics.Debugger.IsAttached)
             {
                 // testing
-               // Utilities.ParameterMetaDataParser.GetParameterInformation();
+                Utilities.ParameterMetaDataParser.GetParameterInformation();
             }
 
             try
diff --git a/Tools/ArdupilotMegaPlanner/Properties/AssemblyInfo.cs b/Tools/ArdupilotMegaPlanner/Properties/AssemblyInfo.cs
index cc695a00b9..790eaa56ac 100644
--- a/Tools/ArdupilotMegaPlanner/Properties/AssemblyInfo.cs
+++ b/Tools/ArdupilotMegaPlanner/Properties/AssemblyInfo.cs
@@ -34,5 +34,5 @@ using System.Resources;
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
 [assembly: AssemblyVersion("1.1.*")]
-[assembly: AssemblyFileVersion("1.1.76")]
+[assembly: AssemblyFileVersion("1.1.77")]
 [assembly: NeutralResourcesLanguageAttribute("")]
diff --git a/Tools/ArdupilotMegaPlanner/Utilities/ParameterMetaDataRepository.cs b/Tools/ArdupilotMegaPlanner/Utilities/ParameterMetaDataRepository.cs
index 738e684880..2f118a36f8 100644
--- a/Tools/ArdupilotMegaPlanner/Utilities/ParameterMetaDataRepository.cs
+++ b/Tools/ArdupilotMegaPlanner/Utilities/ParameterMetaDataRepository.cs
@@ -33,7 +33,7 @@ namespace ArdupilotMega.Utilities
          {
             // Use this to find the endpoint node we are looking for
             // Either it will be pulled from a file in the ArduPlane hierarchy or the ArduCopter hierarchy
-            var element = _parameterMetaDataXML.Element(MainV2.cs.firmware.ToString());
+            var element = _parameterMetaDataXML.Element("Params").Element(MainV2.cs.firmware.ToString());
             if(element != null && element.HasElements)
             {
                var node = element.Element(nodeKey);
diff --git a/Tools/ArdupilotMegaPlanner/bin/Release/ArdupilotMegaPlanner.pdb b/Tools/ArdupilotMegaPlanner/bin/Release/ArdupilotMegaPlanner.pdb
index 56b263bc59..c1753aab68 100644
Binary files a/Tools/ArdupilotMegaPlanner/bin/Release/ArdupilotMegaPlanner.pdb and b/Tools/ArdupilotMegaPlanner/bin/Release/ArdupilotMegaPlanner.pdb differ
diff --git a/Tools/ArdupilotMegaPlanner/bin/Release/version.txt b/Tools/ArdupilotMegaPlanner/bin/Release/version.txt
index 9df08b2e7a..4c3db27651 100644
--- a/Tools/ArdupilotMegaPlanner/bin/Release/version.txt
+++ b/Tools/ArdupilotMegaPlanner/bin/Release/version.txt
@@ -1 +1 @@
-1.1.4503.33640
\ No newline at end of file
+1.1.4503.36159
\ No newline at end of file