Bug 12392 - Error MSB4018: Unerwarteter Fehler bei der Aapt-Aufgabe
Summary: Error MSB4018: Unerwarteter Fehler bei der Aapt-Aufgabe
Alias: None
Product: Xamarin Studio
Classification: Desktop
Component: Android Add-in ()
Version: 4.0.6
Hardware: PC Windows
: --- normal
Target Milestone: 4.0.9 (from master)
Assignee: Jonathan Pryor
Depends on:
Reported: 2013-05-24 18:00 UTC by Andreas Reisenhofer
Modified: 2013-06-24 16:18 UTC (History)
3 users (show)

Is this bug a regression?: ---
Last known good build:

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Description Andreas Reisenhofer 2013-05-24 18:00:01 UTC
After Eclipse for Mobile Developers
Version: Juno Service Release 2
Build id: 20130225-0426

has made an update to 

    Android DDMS	22.0.0.v201305140200--675183
    Android Development Tools	22.0.0.v201305140200--675183
    Android Hierarchy Viewer	22.0.0.v201305140200--675183
    Android Native Development Tools	22.0.0.v201305140200--675183
    Android Traceview	22.0.0.v201305140200--675183
    Tracer for OpenGL ES	22.0.0.v201305140200--675183

during startup

Xamarin cannot compile any projects anymore :-(

Error message:

    C:\Program Files\MSBuild\Xamarin\Android\Xamarin.Android.Common.targets(2,2): Error MSB4018: Unerwarteter Fehler bei der Aapt-Aufgabe.

System.InvalidOperationException: Die Sequenz enthält keine Elemente.

   bei System.Linq.Enumerable.First[TSource](IEnumerable`1 source)

   bei Xamarin.Android.Tasks.BuildToolsUtils.GetBuildToolsPath(String androidSdkDirectory)

   bei Xamarin.Android.Tasks.Aapt.GenerateFullPathToTool()

   bei Microsoft.Build.Utilities.ToolTask.ComputePathToTool()

   bei Microsoft.Build.Utilities.ToolTask.Execute()

   bei Xamarin.Android.Tasks.Aapt.Execute()

   bei Microsoft.Build.BackEnd.TaskExecutionHost.Microsoft.Build.BackEnd.ITaskExecutionHost.Execute()

   bei Microsoft.Build.BackEnd.TaskBuilder.<ExecuteInstantiatedTask>d__20.MoveNext() (MSB4018) (AndroidStandardControls)

=== Xamarin Studio ===

Version 4.0.8 (build 2)

Installation UUID: 7759b588-d417-4215-bc57-7d42041ac5ab


	Microsoft .NET 4.0.30319.18034

	GTK 2.24.13

	GTK# (

=== Xamarin.Android ===

Version: 4.6.6 (Starter Edition)

Android SDK: C:\Program Files\Android\android-sdk

	Supported Android versions:

		2.1   (API level 7)

		2.2   (API level 8)

		2.3   (API level 10)

		3.1   (API level 12)

		4.0   (API level 14)

		4.0.3 (API level 15)

		4.2   (API level 17)

Java SDK: C:\Program Files\Java\jdk1.6.0_39

=== Build Information ===

Release ID: 400080002


Build date: 2013-05-16 17:54:42Z

Xamarin addins: 78d0437c3f92ae13042f81e5fd9487e2c28d5fbc

=== Operating System ===

Windows 6.1.7601.65536
Comment 1 Jonathan Pryor 2013-05-25 00:02:15 UTC
You need to install the Android SDK Build tools package, version 17.

Comment 2 Andreas Reisenhofer 2013-05-25 06:21:09 UTC
Thanks, it helped!
Comment 3 PJ 2013-06-24 16:18:49 UTC
This bug was marked as fixed for Xamarin Studio 4.0.9, which is currently in the beta channel. Try it out!