diff --git a/VECTOAux/VectoAuxiliaries/AuxiliaryConfig.vb b/VECTOAux/VectoAuxiliaries/AuxiliaryConfig.vb
index 9a64e50a07f6b0499f6070d064c43dc03263137a..46a06976dad9d7e9a086429ea9f3815a0ce03b4d 100644
--- a/VECTOAux/VectoAuxiliaries/AuxiliaryConfig.vb
+++ b/VECTOAux/VectoAuxiliaries/AuxiliaryConfig.vb
@@ -322,14 +322,16 @@ Public Class AuxiliaryConfig
 
 			'This is where we Assume values of loaded( Deserialized ) object.
 			AssumeValuesOfOther(tmpAux)
-			Dim tmp As cMAP = New cMAP
-			tmp.FilePath = Path.Combine(Path.GetDirectoryName(auxFile), tmpAux.VectoInputs.FuelMapFile)
-			If Not tmp.ReadFile() Then
-				MessageBox.Show("Unable to read fuel map, aborting.")
-				Return False
+			If Not tmpAux.VectoInputs.FuelMapFile Is Nothing Then
+				Dim tmp As cMAP = New cMAP
+				tmp.FilePath = Path.Combine(Path.GetDirectoryName(auxFile), tmpAux.VectoInputs.FuelMapFile)
+				If Not tmp.ReadFile() Then
+					MessageBox.Show("Unable to read fuel map, aborting.")
+					Return False
+				End If
+				tmp.Triangulate()
+				VectoInputs.FuelMap = tmp
 			End If
-			tmp.Triangulate()
-			VectoInputs.FuelMap = tmp
 		Catch ex As Exception
 
 			returnValue = False
diff --git a/VECTOAux/VectoAuxiliariesTests/VectoAuxiliariesTests.vbproj b/VECTOAux/VectoAuxiliariesTests/VectoAuxiliariesTests.vbproj
index 7f39914c33a3afdf07dfc221f3b3d9bb7221a238..2576fa0f01828aa9e19fecc8b46432aec4197a8e 100644
--- a/VECTOAux/VectoAuxiliariesTests/VectoAuxiliariesTests.vbproj
+++ b/VECTOAux/VectoAuxiliariesTests/VectoAuxiliariesTests.vbproj
@@ -297,6 +297,21 @@
     <None Include="TestFiles\AdvAuxTest.aaux">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
+    <None Include="TestFiles\auxiliaryConfigKEEP.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+    <None Include="TestFiles\CombinedAlternatorEfficiencyMap.csv">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+    <None Include="TestFiles\CombinedAlternatorPowerMap.csv">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+    <None Include="TestFiles\cstrPneumaticActuationsMapPath_INCORRECTCOLUMNS.csv">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+    <None Include="TestFiles\HVACMap.vaux">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
     <None Include="TestFiles\Integration\24t Coach.vmap">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
@@ -363,6 +378,9 @@
     <Content Include="TestFiles\Integration\testFuelGoodMap.vmap">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
+    <None Include="TestFiles\testCompressorMap - Copy.acmp">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
   </ItemGroup>
   <ItemGroup />
   <ItemGroup>