Android Question Can't connect BT

[Nizze]

The log says :

java.io.IOException: Function not implemented
at android.bluetooth.BluetoothSocket.initSocketNative(Native Method)
at android.bluetooth.BluetoothSocket.<init>(BluetoothSocket.java:188)
at android.bluetooth.BluetoothDevice.createRfcommSocketToServiceRecord(BluetoothDevice.java:1093)
at anywheresoftware.b4a.objects.Serial.Connect2(Serial.java:147)
at anywheresoftware.b4a.objects.Serial.Connect(Serial.java:117)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at anywheresoftware.b4a.shell.Shell.runVoidMethod(Shell.java:747)
at anywheresoftware.b4a.shell.Shell.raiseEventImpl(Shell.java:342)
at anywheresoftware.b4a.shell.Shell.raiseEvent(Shell.java:246)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at anywheresoftware.b4a.ShellBA.raiseEvent2(ShellBA.java:134)
at anywheresoftware.b4a.BA.raiseEvent(BA.java:153)
at anywheresoftware.b4a.objects.Serial$BluetoothAdmin$1$1.run(Serial.java:341)
at android.os.Handler.handleCallback(Handler.java:725)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:5074)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
at dalvik.system.NativeStart.main(Native Method)

But why cant i connect ??

The error comes at this line

serial1.Connect(connectedDevice.Mac)

 

[DonManfred]

Starting from Android 6 (i think) it is impossible to get the mac-adress anymore. The feature has been removed from android. This may cause your error.

 

[Nizze]

Starting from Android 6 (i think) it is impossible to get the mac-adress anymore. The feature has been removed from android. This may cause your error.

Okey
I'l try another way
Thanks

 

[Nizze]

Okey
Now i got this error

SerialPort.Connect(PairedDevices.Get(l.Get(res)))



Error occurred on line: 72 (Main)
java.io.IOException: Function not implemented
at android.bluetooth.BluetoothSocket.initSocketNative(Native Method)
at android.bluetooth.BluetoothSocket.<init>(BluetoothSocket.java:188)
at android.bluetooth.BluetoothDevice.createRfcommSocketToServiceRecord(BluetoothDevice.java:1093)
at anywheresoftware.b4a.objects.Serial.Connect2(Serial.java:147)
at anywheresoftware.b4a.objects.Serial.Connect(Serial.java:117)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at anywheresoftware.b4a.shell.Shell.runVoidMethod(Shell.java:747)
at anywheresoftware.b4a.shell.Shell.raiseEventImpl(Shell.java:342)
at anywheresoftware.b4a.shell.Shell.raiseEvent(Shell.java:246)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at anywheresoftware.b4a.ShellBA.raiseEvent2(ShellBA.java:134)
at anywheresoftware.b4a.BA.raiseEvent(BA.java:153)
at b4a.example.main$B4AMenuItemsClickListener.onMenuItemClick(main.java:191)
at com.android.internal.view.menu.MenuItemImpl.invoke(MenuItemImpl.java:144)
at com.android.internal.view.menu.MenuBuilder.performItemAction(MenuBuilder.java:874)
at com.android.internal.view.menu.MenuPopupHelper.onItemClick(MenuPopupHelper.java:156)
at android.widget.AdapterView.performItemClick(AdapterView.java:298)
at android.widget.AbsListView.performItemClick(AbsListView.java:1100)
at android.widget.AbsListView$PerformClick.run(AbsListView.java:2749)
at android.widget.AbsListView$1.run(AbsListView.java:3423)
at android.os.Handler.handleCallback(Handler.java:725)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:5074)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
at dalvik.system.NativeStart.main(Native Method)
** Activity (main) Pause, UserClosed = true **
** Service (starter) Destroy **
** Service (special) Destroy **

 

[DonManfred]

#1

java.io.IOException: Function not implemented

#4

java.io.IOException: Function not implemented

Same error. Which android version are you using?

On Android 6 you´ll NOT get a Mac anymore like i wrote earlier...

See here
https://developer.android.com/about...android-6.0-changes.html#behavior-hardware-id

 

[Nizze]

I have android 4.2.2
On my phone that i am working with

 

[Erel]

Seems like you are using a device without Bluetooth.