After "Flappy Bird" become hot game , I start to study Andengine.
I have try your Library and Sample code , and found many problems -
1. Samsung S3 - Android 4.1 OK
2. Lenovo A850 - Android 4.2 OK
3. ZTE U880 - Android 2.2.2 NG - It will cause kinds of error
Run sample "Mario"
** Service (gameservice) Start **
** Activity (main) Pause, UserClosed = false **
Engine Options created.
Started.
Engine Options created.
Started.
Stopped
Create Resources
Multitouch is supported!
Library loaded!
Create scene
java.lang.ExceptionInInitializerError
at org.andengine.opengl.vbo.attribute.VertexBufferObjectAttributeFix.glVertexAttribPointer(VertexBufferObjectAttributeFix.java:39)
at org.andengine.opengl.vbo.attribute.VertexBufferObjectAttributes.glVertexAttribPointers(VertexBufferObjectAttributes.java:50)
at org.andengine.opengl.shader.ShaderProgram.bind(ShaderProgram.java:126)
at org.andengine.opengl.shader.PositionTextureCoordinatesShaderProgram.bind(PositionTextureCoordinatesShaderProgram.java:86)
at org.andengine.opengl.vbo.VertexBufferObject.bind(VertexBufferObject.java:162)
at org.andengine.opengl.texture.TextureWarmUpVertexBufferObject.warmup(TextureWarmUpVertexBufferObject.java:97)
at org.andengine.opengl.texture.TextureManager.updateTextures(TextureManager.java:257)
at org.andengine.engine.Engine.onDrawFrame(Engine.java:613)
at org.andengine.opengl.view.EngineRenderer.onDrawFrame(EngineRenderer.java:105)
at android.opengl.GLSurfaceView$GLThread.guardedRun(GLSurfaceView.java:1332)
at android.opengl.GLSurfaceView$GLThread.run(GLSurfaceView.java:1116)
Caused by: org.andengine.util.exception.AndEngineRuntimeException: Inherently incompatible device detected.
at org.andengine.opengl.GLES20Fix.<clinit>(GLES20Fix.java:39)
... 11 more
Populate scene
sending message to waiting queue (CallSubDelayed - Close)
Stopped
4. Bluestacks APP Player (beta1) - Android 2.3.4 NG - It will cause kinds of error
Run sample "Mario"
Create Resources
Multitouch is supported!

gameservice_loadphysicsworld (java line: 234)
java.lang.UnsatisfiedLinkError: Cannot load library: reloc_library[1521]: 491 unknown reloc type 22 @ ( 0)
at java.lang.Runtime.load(Runtime.java:394)
at java.lang.System.load(System.java:534)
at com.rootsoft.rsandengine.RSAndPhysicsWorld.Initialize(RSAndPhysicsWorld.java:62)
at com.rootsoft.rsandenginemario.gameservice._loadphysicsworld(gameservice.java:234)
at com.rootsoft.rsandenginemario.gameservice._andengine_loadresources(gameservice.java:148)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:507)
at anywheresoftware.b4a.BA.raiseEvent2(BA.java:170)
at anywheresoftware.b4a.BA$2.run(BA.java:277)
at android.os.Handler.handleCallback(Handler.java:587)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:130)
at android.app.ActivityThread.main(ActivityThread.java:3683)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:507)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:880)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:638)
at dalvik.system.NativeStart.main(Native Method)
** Activity (main) Create, isFirst = true **
** Activity (main) Resume **
** Service (gameservice) Create **
** Service (gameservice) Start **
** Activity (main) Pause, UserClosed = false **
Engine Options created.
Started.
I want know whether you are developing the library , need your help very !
BR,
Yang