Error While Building for Windows Universal

Error building Player: UnityException: Failed to run reference rewriter with command --target="Temp\StagingArea\Connect.Windows\Editor.dll" --additionalreferences="Temp\StagingArea\Connect.Windows" --platform="C:\Program Files (x86)\Windows Kits\8.1\References\CommonConfiguration\Neutral\Windows.winmd" --support="Temp\StagingArea\Connect.Windows\WinRTLegacy.dll" --supportpartialns=Unity.Partial --system=System --dbg=pdb --framework="C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETCore\v4.5.1" --alt=System.Xml.Serialization --ignore=System.IConvertible,mscorlib. Catastrophic failure while running rrw: Mono.Cecil.AssemblyResolutionException: Failed to resolve assembly: 'UnityEditor, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null' at Unity.ReferenceRewriter.SearchPathAssemblyResolver.Resolve(AssemblyNameReference name, ReaderParameters parameters) at Mono.Cecil.MetadataResolver.Resolve(TypeReference type) at Mono.Cecil.TypeReference.Resolve() at Unity.ReferenceRewriter.RewriteTypeReferences.Visit(TypeReference type, String referencingEntityName) at Unity.ReferenceRewriter.ReferenceDispatcher.Dispatch(TypeDefinition type) at Unity.ReferenceRewriter.ReferenceDispatcher.Dispatch() at Unity.ReferenceRewriter.RewriteTypeReferences.Run() at Unity.ReferenceRewriter.RewriteOperation.Execute(RewriteContext context) at Unity.ReferenceRewriter.Program.Main(String[] args)