I am using Unity 2018.2.02f and Windows 10 and when i make a il2cpp build it fails, tried with net 2.0 and subnet 2.0 and fails anyways. The errors are:
Exception: C:\Program Files\Unity\Hub\Editor\2018.2.0f2\Editor\Data\il2cpp/build/UnityLinker.exe did not run properly!
UnityEditorInternal.Runner.RunProgram (UnityEditor.Utils.Program p, System.String exe, System.String args, System.String workingDirectory, UnityEditor.Scripting.Compilers.CompilerOutputParserBase parser) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/BuildUtils.cs:130)
UnityEditorInternal.Runner.RunManagedProgram (System.String exe, System.String args, System.String workingDirectory, UnityEditor.Scripting.Compilers.CompilerOutputParserBase parser, System.Action1 setupStartInfo) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/BuildUtils.cs:73) UnityEditorInternal.AssemblyStripper.RunAssemblyLinker (IEnumerable1 args, System.String& out, System.String& err, System.String linkerPath, System.String workingDirectory) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/AssemblyStripper.cs:91)
UnityEditorInternal.AssemblyStripper.StripAssembliesTo (System.String[ ] assemblies, System.String[ ] searchDirs, System.String outputFolder, System.String workingDirectory, System.String& output, System.String& error, System.String linkerPath, IIl2CppPlatformProvider platformProvider, IEnumerable`1 additionalBlacklist, BuildTargetGroup buildTargetGroup) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/AssemblyStripper.cs:84)
UnityEditorInternal.AssemblyStripper.RunAssemblyStripper (IEnumerable assemblies, System.String managedAssemblyFolderPath, System.String[ ] assembliesToStrip, System.String[ ] searchDirs, System.String monoLinkerPath, IIl2CppPlatformProvider platformProvider, UnityEditor.RuntimeClassRegistry rcr) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/AssemblyStripper.cs:215)
UnityEditorInternal.AssemblyStripper.StripAssemblies (System.String managedAssemblyFolderPath, IIl2CppPlatformProvider platformProvider, UnityEditor.RuntimeClassRegistry rcr) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/AssemblyStripper.cs:115)
UnityEditor.BuildPlayerWindow+BuildMethodException: 3 errors
at UnityEditor.BuildPlayerWindow+DefaultBuildMethods.BuildPlayer (BuildPlayerOptions options) [0x0021f] in C:\buildslave\unity\build\Editor\Mono\BuildPlayerWindowBuildMethods.cs:187
at UnityEditor.BuildPlayerWindow.CallBuildMethods (Boolean askForBuildLocation, BuildOptions defaultBuildOptions) [0x0007f] in C:\buildslave\unity\build\Editor\Mono\BuildPlayerWindowBuildMethods.cs:94
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)
UnityEditorInternal.IL2CPPBuilder.Run () (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/Il2Cpp/IL2CPPUtils.cs:170)
UnityEditorInternal.IL2CPPUtils.RunIl2Cpp (System.String stagingAreaData, IIl2CppPlatformProvider platformProvider, System.Action1 modifyOutputBeforeCompile, UnityEditor.RuntimeClassRegistry runtimeClassRegistry) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/Il2Cpp/IL2CPPUtils.cs:42) DesktopStandalonePostProcessor.SetupStagingArea (BuildPostProcessArgs args, System.Collections.Generic.HashSet1 filesToNotOverwrite) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/DesktopStandalonePostProcessor.cs:238)
DesktopStandalonePostProcessor.PostProcess (BuildPostProcessArgs args) (at C:/buildslave/unity/build/Editor/Mono/BuildPipeline/DesktopStandalonePostProcessor.cs:41)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)