appveyor again....

appveyor.yml

@@ -1,31 +1,29 @@
 # http://www.appveyor.com/docs/appveyor-yml
 
 # configuration for develop/CI and master/Release branch
--
-  branches:
-    only:
-      - develop
-      - master
-
-  skip_tags: true
-  image: Visual Studio 2017 Preview
-  configuration: Release
-  platform: Any CPU
-  test: off
-
-  # Install dotnet core 3.0 latest (alpha!!), as this is not provided on AppVeyor yet
-  install:
-    - ps: Start-FileDownload 'https://dotnetcli.blob.core.windows.net/dotnet/Sdk/master/dotnet-sdk-latest-win-x64.exe'
-    - ps: Start-Process .\dotnet-sdk-latest-win-x64.exe "/install /norestart /quiet /log sdkinstall.log" -NoNewWindow -Wait
-
-  pull_requests:
-    do_not_increment_build_number: false
-
-  build_script:
-    - ps: .\build.ps1 -target appveyor
-
-  artifacts:
-    - path: \Publish\*.*
-
-  nuget:
-    disable_publish_on_pr: true
+
+branches:
+  only:
+    - develop
+    - master
+
+skip_tags: true
+image: Visual Studio 2017 Preview
+test: off
+
+# Install dotnet core 3.0 latest (alpha!!), as this is not provided on AppVeyor yet
+install:
+  - ps: Start-FileDownload 'https://dotnetcli.blob.core.windows.net/dotnet/Sdk/master/dotnet-sdk-latest-win-x64.exe'
+  - ps: Start-Process .\dotnet-sdk-latest-win-x64.exe "/install /norestart /quiet /log sdkinstall.log" -NoNewWindow -Wait
+
+pull_requests:
+  do_not_increment_build_number: false
+
+build_script:
+  - ps: .\build.ps1 -target appveyor
+
+artifacts:
+  - path: \Publish\*.*
+
+nuget:
+  disable_publish_on_pr: true

build.cake

@@ -5,6 +5,7 @@
 #tool GitVersion.CommandLine
 #tool gitreleasemanager
 #tool xunit.runner.console
+#tool vswhere
 #addin Cake.Figlet
 #addin Cake.Paket
 
@@ -45,6 +46,9 @@ if (local == false
 }
 GitVersion gitVersion = GitVersion(new GitVersionSettings { OutputType = GitVersionOutput.Json });
 
+var latestInstallationPath = VSWhereProducts("*", new VSWhereProductSettings { Version = "[\"15.0\",\"16.0\"]" }).FirstOrDefault();
+var msBuildPath = latestInstallationPath.CombineWithFilePath("./MSBuild/15.0/Bin/MSBuild.exe");
+
 var isPullRequest = AppVeyor.Environment.PullRequest.IsPullRequest;
 var branchName = gitVersion.BranchName;
 var isDevelopBranch = StringComparer.OrdinalIgnoreCase.Equals("develop", branchName);
@@ -78,6 +82,7 @@ Setup(ctx =>
     Information("IsLocalBuild           : {0}", local);
     Information("Branch                 : {0}", branchName);
     Information("Configuration          : {0}", configuration);
+    Information("MSBuildPath            : {0}", msBuildPath);
 });
 
 Teardown(ctx =>
@@ -102,6 +107,7 @@ Task("Restore")
 {
     var msBuildSettings = new MSBuildSettings {
         Verbosity = Verbosity.Minimal,
+        ToolPath = msBuildPath,
         ToolVersion = MSBuildToolVersion.Default,
         Configuration = configuration,
         // Restore = true, // only with cake 0.28.x
@@ -116,6 +122,7 @@ Task("Build")
 {
     var msBuildSettings = new MSBuildSettings {
         Verbosity = Verbosity.Normal,
+        ToolPath = msBuildPath,
         ToolVersion = MSBuildToolVersion.Default,
         Configuration = configuration,
         // Restore = true, // only with cake 0.28.x     
@@ -139,9 +146,9 @@ Task("Pack")
 
     var msBuildSettings = new MSBuildSettings {
         Verbosity = Verbosity.Normal,
+        ToolPath = msBuildPath,
         ToolVersion = MSBuildToolVersion.Default,
         Configuration = configuration
-        // PlatformTarget = PlatformTarget.MSIL
     };
     var project = "./src/MahApps.Metro/MahApps.Metro.csproj";