java.lang.RuntimeException: Cannot convert Java type 'android.graphics.Bitmap' to Yail type

[enaixpeend]

sto creando un'estensione ma da errore 

java.lang.RuntimeException: Cannot convert Java type 'android.graphics.Bitmap' to Yail type

dà problemi 

import android.graphics.Bitmap;

qualche consiglio?

ps, log 

    [javac] An annotation processor threw an uncaught exception.

    [javac] Consult the following stack trace for details.

    [javac] java.lang.RuntimeException: Cannot convert Java type 'android.graphics.Bitmap' to Yail type

    [javac]     at com.google.appinventor.components.scripts.ComponentProcessor.javaTypeToYailType(ComponentProcessor.java:1461)

    [javac]     at com.google.appinventor.components.scripts.ComponentDescriptorGenerator.outputBlockMethod(ComponentDescriptorGenerator.java:192)

    [javac]     at com.google.appinventor.components.scripts.ComponentDescriptorGenerator.outputComponent(ComponentDescriptorGenerator.java:127)

    [javac]     at com.google.appinventor.components.scripts.ComponentDescriptorGenerator.outputResults(ComponentDescriptorGenerator.java:228)

    [javac]     at com.google.appinventor.components.scripts.ComponentProcessor.process(ComponentProcessor.java:801)

    [javac]     at com.sun.tools.javac.processing.JavacProcessingEnvironment.callProcessor(JavacProcessingEnvironment.java:794)

    [javac]     at com.sun.tools.javac.processing.JavacProcessingEnvironment.discoverAndRunProcs(JavacProcessingEnvironment.java:705)

    [javac]     at com.sun.tools.javac.processing.JavacProcessingEnvironment.access$1800(JavacProcessingEnvironment.java:91)

    [javac]     at com.sun.tools.javac.processing.JavacProcessingEnvironment$Round.run(JavacProcessingEnvironment.java:1035)

    [javac]     at com.sun.tools.javac.processing.JavacProcessingEnvironment.doProcessing(JavacProcessingEnvironment.java:1176)

    [javac]     at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1170)

    [javac]     at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:856)

    [javac]     at com.sun.tools.javac.main.Main.compile(Main.java:523)

    [javac]     at com.sun.tools.javac.main.Main.compile(Main.java:381)

    [javac]     at com.sun.tools.javac.main.Main.compile(Main.java:370)

    [javac]     at com.sun.tools.javac.main.Main.compile(Main.java:361)

    [javac]     at com.sun.tools.javac.Main.compile(Main.java:56)

    [javac]     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

    [javac]     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

    [javac]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

    [javac]     at java.lang.reflect.Method.invoke(Method.java:498)

    [javac]     at org.apache.tools.ant.taskdefs.compilers.Javac13.execute(Javac13.java:58)

    [javac]     at org.apache.tools.ant.taskdefs.Javac.compile(Javac.java:1395)

    [javac]     at org.apache.tools.ant.taskdefs.Javac.execute(Javac.java:1121)

    [javac]     at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:293)

    [javac]     at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)

    [javac]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

    [javac]     at java.lang.reflect.Method.invoke(Method.java:498)

    [javac]     at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)

    [javac]     at org.apache.tools.ant.Task.perform(Task.java:348)

    [javac]     at org.apache.tools.ant.taskdefs.Sequential.execute(Sequential.java:68)

    [javac]     at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:293)

    [javac]     at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)

    [javac]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

    [javac]     at java.lang.reflect.Method.invoke(Method.java:498)

    [javac]     at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)

    [javac]     at org.apache.tools.ant.Task.perform(Task.java:348)

    [javac]     at org.apache.tools.ant.taskdefs.MacroInstance.execute(MacroInstance.java:402)

    [javac]     at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:293)

    [javac]     at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)

    [javac]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

    [javac]     at java.lang.reflect.Method.invoke(Method.java:498)

    [javac]     at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)

    [javac]     at org.apache.tools.ant.Task.perform(Task.java:348)

    [javac]     at org.apache.tools.ant.Target.execute(Target.java:435)

    [javac]     at org.apache.tools.ant.Target.performTasks(Target.java:456)

    [javac]     at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1405)

    [javac]     at org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:38)

    [javac]     at org.apache.tools.ant.Project.executeTargets(Project.java:1260)

    [javac]     at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:441)

    [javac]     at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:293)

    [javac]     at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)

    [javac]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

    [javac]     at java.lang.reflect.Method.invoke(Method.java:498)

    [javac]     at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)

    [javac]     at org.apache.tools.ant.Task.perform(Task.java:348)

    [javac]     at org.apache.tools.ant.Target.execute(Target.java:435)

    [javac]     at org.apache.tools.ant.Target.performTasks(Target.java:456)

    [javac]     at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1405)

    [javac]     at org.apache.tools.ant.Project.executeTarget(Project.java:1376)

    [javac]     at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)

    [javac]     at org.apache.tools.ant.Project.executeTargets(Project.java:1260)

    [javac]     at org.apache.tools.ant.Main.runBuild(Main.java:857)

    [javac]     at org.apache.tools.ant.Main.startAnt(Main.java:236)

    [javac]     at org.apache.tools.ant.launch.Launcher.run(Launcher.java:287)

    [javac]     at org.apache.tools.ant.launch.Launcher.main(Launcher.java:113)

[Moliata]

In Thunkable, I said, you cannot return Bitmap (image) as an argument. Only path to image.