This seems to be a new version of JENKINS-14497 and JENKINS-15097.

I get this error since we updated the android sdk:

java.lang.NumberFormatException: For input string: "20.0.3"
at java.lang.NumberFormatException.forInputString(NumberFormatException.java:48)
at java.lang.Integer.parseInt(Integer.java:458)
at java.lang.Integer.parseInt(Integer.java:499)
at hudson.plugins.android_emulator.util.Utils$2.call(Utils.java:187)
at hudson.plugins.android_emulator.util.Utils$2.call(Utils.java:156)
at hudson.remoting.LocalChannel.call(LocalChannel.java:45)
at hudson.plugins.android_emulator.util.Utils.getAndroidSdk(Utils.java:197)
at hudson.plugins.android_emulator.AndroidEmulator.setUp(AndroidEmulator.java:225)
at hudson.model.Build$BuildExecution.doRun(Build.java:154)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:499)
at hudson.model.Run.execute(Run.java:1488)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:236)

Jenkins ver. 1.474
Plugin-Version: 2.6 (updated yesterday)