diff --git a/MinecraftClient/Mapping/Dimension.cs b/MinecraftClient/Mapping/Dimension.cs
index ea512640..987209ff 100644
--- a/MinecraftClient/Mapping/Dimension.cs
+++ b/MinecraftClient/Mapping/Dimension.cs
@@ -153,11 +153,11 @@ namespace MinecraftClient.Mapping
                 this.logicalHeight = (int)nbt["logical_height"];
             if (nbt.ContainsKey("coordinate_scale"))
             {
-                var coordinate_scale_obj = nbt["coordinate_scale"];
-                if (coordinate_scale_obj.GetType() == typeof(float))
-                    this.coordinateScale = (float)coordinate_scale_obj;
+                var coordinateScaleObj = nbt["coordinate_scale"];
+                if (coordinateScaleObj.GetType() == typeof(float))
+                    this.coordinateScale = (float)coordinateScaleObj;
                 else
-                    this.coordinateScale = (double)coordinate_scale_obj;
+                    this.coordinateScale = (double)coordinateScaleObj;
             }
             if (nbt.ContainsKey("ultrawarm"))
                 this.ultrawarm = 1 == (byte)nbt["ultrawarm"];
diff --git a/MinecraftClient/Mapping/Location.cs b/MinecraftClient/Mapping/Location.cs
index 3143fd99..e8f2178d 100644
--- a/MinecraftClient/Mapping/Location.cs
+++ b/MinecraftClient/Mapping/Location.cs
@@ -85,7 +85,7 @@ namespace MinecraftClient.Mapping
             get
             {
                 if (world.GetDimension() == null)
-                    return (int)Math.Floor(Y / Chunk.SizeY); // old version, always start at zero
+                    return (int)Math.Floor(Y / Chunk.SizeY); // below 1.16.2, Y coordinate always start from zero
                 else
                     return (int)Math.Floor((Y - world.GetDimension().minY) / Chunk.SizeY);
             }
diff --git a/MinecraftClient/MinecraftClient.csproj b/MinecraftClient/MinecraftClient.csproj
index 86351c15..46521de9 100644
--- a/MinecraftClient/MinecraftClient.csproj
+++ b/MinecraftClient/MinecraftClient.csproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">x86</Platform>
@@ -10,9 +10,8 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>MinecraftClient</RootNamespace>
     <AssemblyName>MinecraftClient</AssemblyName>
-    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
-    <TargetFrameworkProfile>
-    </TargetFrameworkProfile>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <TargetFrameworkProfile>Client</TargetFrameworkProfile>
     <FileAlignment>512</FileAlignment>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
@@ -39,7 +38,6 @@
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
-    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
     <PlatformTarget>x86</PlatformTarget>
@@ -49,7 +47,6 @@
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
-    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup />
   <PropertyGroup>
@@ -422,7 +419,6 @@
     </EmbeddedResource>
   </ItemGroup>
   <ItemGroup>
-    <None Include="app.config" />
     <None Include="Resources\config\MinecraftClient.ini" />
     <None Include="Resources\lang\de.ini" />
     <None Include="Resources\lang\en.ini" />
diff --git a/MinecraftClient/Protocol/Handlers/Protocol18.cs b/MinecraftClient/Protocol/Handlers/Protocol18.cs
index 28ee0d77..a0b9766b 100644
--- a/MinecraftClient/Protocol/Handlers/Protocol18.cs
+++ b/MinecraftClient/Protocol/Handlers/Protocol18.cs
@@ -302,7 +302,6 @@ namespace MinecraftClient.Protocol.Handlers
                                 for (int i = 0; i < worldCount; i++)
                                     dataTypes.ReadNextString(packetData);                 // World Names - 1.16 and above
                                 dataTypes.ReadNextNbt(packetData);                        // Dimension Codec - 1.16 and above
-
                             }
 
                             string currentDimensionName = null;
@@ -383,7 +382,7 @@ namespace MinecraftClient.Protocol.Handlers
                                 if (protocolversion >= MC1162Version)
                                     dimensionTypeInRespawn = dataTypes.ReadNextNbt(packetData);
                                 else
-                                     dataTypes.ReadNextString(packetData);
+                                    dataTypes.ReadNextString(packetData);
                                 this.currentDimension = 0;
                             }
                             else
diff --git a/MinecraftClient/app.config b/MinecraftClient/app.config
deleted file mode 100644
index 3e0e37cf..00000000
--- a/MinecraftClient/app.config
+++ /dev/null
@@ -1,3 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8"/></startup></configuration>