HELP :Exception: Failed to build Visual Studio project. Output:

Hi,

With unity3d 4.2 everything was fine when i build my project. With the new unity 4.3 there is an error when i build with my project on windows phone 8.

Exception: Failed to build Visual Studio project. Output:
Build started 11/15/2013 7:10:44 PM.
1>Project “D:\WinPhone\LandOfTheMagicStones.sln” on node 1 (default targets).
1>ValidateSolutionConfiguration:
Building solution configuration “Master|ARM”.
1>Project “D:\WinPhone\LandOfTheMagicStones.sln” (1) is building “D:\WinPhone\LandOfTheMagicStones\LandOfTheMagicStones.csproj” (2) on node 1 (default targets).
2>MainResourcesGeneration:
Skipping target “MainResourcesGeneration” because all output files are up-to-date with respect to the input files.
CoreResGen:
resgen.exe /useSourcePath /r:smile::\WinPhone\LandOfTheMagicStones\Assembly-CSharp.dll /r:smile::\WinPhone\LandOfTheMagicStones\Assembly-UnityScript.dll /r:smile::\WinPhone\Players\ARM\Master\BridgeInterface.winmd /r:smile::\WinPhone\LandOfTheMagicStones\UnityEngine.dll /r:smile::\WinPhone\Players\ARM\Master\UnityEngineDelegates.winmd /r:smile::\WinPhone\Players\ARM\Master\UnityEngineProxy.dll /r:smile::\WinPhone\Players\ARM\Master\UnityPlayer.winmd /r:smile::\WinPhone\Players\ARM\Master\WinRTBridge.dll /r:smile::\WinPhone\LandOfTheMagicStones\WinRTLegacy.dll /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.CSharp.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Devices.Sensors.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Phone.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Phone.Interop.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Phone.Maps.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Phone.Reactive.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Xna.Framework.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Xna.Framework.GamerServices.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Xna.Framework.GamerServicesExtensions.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Xna.Framework.Input.Touch.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Xna.Framework.MediaLibraryExtensions.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\mscorlib.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\mscorlib.extensions.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Collections.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.ComponentModel.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.ComponentModel.EventBasedAsync.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Core.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Data.Linq.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Device.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Diagnostics.Contracts.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Diagnostics.Debug.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Diagnostics.Tools.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Dynamic.Runtime.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Globalization.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.IO.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Linq.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Linq.Expressions.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Linq.Queryable.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Net.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Net.NetworkInformation.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Net.Primitives.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Net.Requests.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.ObjectModel.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Observable.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Reflection.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Reflection.Emit.IlGeneration.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Reflection.Emit.Lightweight.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Reflection.Extensions.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Reflection.Primitives.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Resources.ResourceManager.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Runtime.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Runtime.Extensions.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Runtime.InteropServices.WindowsRuntime.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Runtime.Serialization.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Runtime.Serialization.Json.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Runtime.Serialization.Primitives.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Runtime.Serialization.Xml.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Runtime.WindowsRuntime.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Security.Principal.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.ServiceModel.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.ServiceModel.Http.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.ServiceModel.Primitives.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.ServiceModel.Security.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.ServiceModel.Web.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Text.Encoding.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Text.Encoding.Extensions.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Text.RegularExpressions.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Threading.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Threading.Tasks.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Windows.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Xml.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Xml.Linq.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Xml.ReaderWriter.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Xml.Serialization.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Xml.XDocument.dll” /r:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Xml.XmlSerializer.dll” /r:“C:\Program Files (x86)\Windows Phone Kits\8.0\Windows Metadata\Windows.winmd” /compile Resources\AppResources.resx,obj\ARM\Master\LandOfTheMagicStones.Resources.AppResources.resources
Processing resource file “Resources\AppResources.resx” into “obj\ARM\Master\LandOfTheMagicStones.Resources.AppResources.resources”.
GenerateTargetFrameworkMonikerAttribute:
Skipping target “GenerateTargetFrameworkMonikerAttribute” because all output files are up-to-date with respect to the input files.
CoreCompile:
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Csc.exe /noconfig /nowarn:1701,1702 /nostdlib+ /errorreport:prompt /warn:4 /define:SILVERLIGHT;WINDOWS_PHONE /reference:smile::\WinPhone\LandOfTheMagicStones\Assembly-CSharp.dll /reference:smile::\WinPhone\LandOfTheMagicStones\Assembly-UnityScript.dll /reference:smile::\WinPhone\Players\ARM\Master\BridgeInterface.winmd /reference:smile::\WinPhone\LandOfTheMagicStones\UnityEngine.dll /reference:smile::\WinPhone\Players\ARM\Master\UnityEngineDelegates.winmd /reference:smile::\WinPhone\Players\ARM\Master\UnityEngineProxy.dll /reference:smile::\WinPhone\Players\ARM\Master\UnityPlayer.winmd /reference:smile::\WinPhone\Players\ARM\Master\WinRTBridge.dll /reference:smile::\WinPhone\LandOfTheMagicStones\WinRTLegacy.dll /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.CSharp.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Devices.Sensors.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Phone.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Phone.Interop.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Phone.Maps.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Phone.Reactive.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Xna.Framework.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Xna.Framework.GamerServices.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Xna.Framework.GamerServicesExtensions.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Xna.Framework.Input.Touch.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\Microsoft.Xna.Framework.MediaLibraryExtensions.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\mscorlib.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\mscorlib.extensions.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Collections.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.ComponentModel.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.ComponentModel.EventBasedAsync.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Core.dll” /reference:“C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.0\System.Data.Linq.dll” /reference:"C:\Program Files (x86)\Reference

+1

Edit: Try just Build instead of Build Run, open the solution in Visual Studio and run it there. There should come an error. Fix it, save it and build again. When Visual Studio manages to build try it in Unity again with Build Run.

Plz tell me if it works.

Removing the previous build in windows explorer and then rebuilding and playing my project inside unity did the trick for me.