Android Question Error Dji Sample

[PABLO2013]

Greetings, I want to know how I can skip this error, thank you.

**************************** BaseApplication2 **************************
*** Service (starter) Create ***
** Service (starter) Start **
** Activity (main) Create, isFirst = true **
Error occurred on line: 422 (Main)
java.lang.RuntimeException: java.lang.ClassNotFoundException: b4a.dji.test1.DJIPictureVideoSwitchWrapper
    at anywheresoftware.b4a.keywords.LayoutBuilder.loadLayout(LayoutBuilder.java:170)
    at anywheresoftware.b4a.objects.ActivityWrapper.LoadLayout(ActivityWrapper.java:209)
    at b4a.dji.test1.main$ResumableSub_Activity_Create.resume(main.java:1537)
    at b4a.dji.test1.main._activity_create(main.java:1493)
    at java.lang.reflect.Method.invoke(Native Method)
    at anywheresoftware.b4a.shell.Shell.runMethod(Shell.java:732)
    at anywheresoftware.b4a.shell.Shell.raiseEventImpl(Shell.java:351)
    at anywheresoftware.b4a.shell.Shell.raiseEvent(Shell.java:255)
    at java.lang.reflect.Method.invoke(Native Method)
    at anywheresoftware.b4a.ShellBA.raiseEvent2(ShellBA.java:144)
    at b4a.dji.test1.main.afterFirstLayout(main.java:105)
    at b4a.dji.test1.main.access$000(main.java:17)
    at b4a.dji.test1.main$WaitForLayout.run(main.java:83)
    at android.os.Handler.handleCallback(Handler.java:751)
    at android.os.Handler.dispatchMessage(Handler.java:95)
    at android.os.Looper.loop(Looper.java:154)
    at android.app.ActivityThread.main(ActivityThread.java:6120)
    at java.lang.reflect.Method.invoke(Native Method)
    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:865)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)
Caused by: java.lang.ClassNotFoundException: b4a.dji.test1.DJIPictureVideoSwitchWrapper
    at java.lang.Class.classForName(Native Method)
    at java.lang.Class.forName(Class.java:400)
    at java.lang.Class.forName(Class.java:326)
    at anywheresoftware.b4a.keywords.LayoutBuilder.loadLayoutHelper(LayoutBuilder.java:389)
    at anywheresoftware.b4a.keywords.LayoutBuilder.loadLayoutHelper(LayoutBuilder.java:453)
    at anywheresoftware.b4a.keywords.LayoutBuilder.loadLayoutHelper(LayoutBuilder.java:453)
    at anywheresoftware.b4a.keywords.LayoutBuilder.loadLayoutHelper(LayoutBuilder.java:453)
    at anywheresoftware.b4a.keywords.LayoutBuilder.loadLayout(LayoutBuilder.java:148)
    ... 19 more
Caused by: java.lang.ClassNotFoundException: Didn't find class "b4a.dji.test1.DJIPictureVideoSwitchWrapper" on path: DexPathList[[zip file "/system/framework/com.android.future.usb.accessory.jar", zip file "/data/app/b4a.dji.test1-1/base.apk"],nativeLibraryDirectories=[/data/app/b4a.dji.test1-1/lib/arm, /data/app/b4a.dji.test1-1/base.apk!/lib/armeabi-v7a, /system/lib, /vendor/lib]]
    at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:380)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
    ... 27 more
** Activity (main) Resume **

 

[Erel]

This is not part of the standard DJI library: DJIPictureVideoSwitchWrapper
There are no custom views in DJI library.