[FYT Android Head Units] RoNeReR:
look like the same error, also for mute button.

sorry for the slowly reply, i reinstall the headunit in car.

03-11 07:28:41.669 E/Xposed ( 1158): java.lang.NullPointerException: Attempt to invoke virtual method 'int android.media.AudioManager.getStreamVolume(int)' on a null object reference
03-11 07:28:41.669 E/Xposed ( 1158):	at org.hvdw.xsofiatweaker.XSofiaTweaker.setMediaVol(XSofiaTweaker.java:499)
03-11 07:28:41.669 E/Xposed ( 1158):	at org.hvdw.xsofiatweaker.XSofiaTweaker$4.beforeHookedMethod(XSofiaTweaker.java:177)
03-11 07:28:41.669 E/Xposed ( 1158):	at de.robv.android.xposed.XposedBridge.handleHookedMethod(XposedBridge.java:314)
03-11 07:28:41.669 E/Xposed ( 1158):	at module.main.HandlerMain.mcuKeyVolUp(<Xposed>)
03-11 07:28:41.669 E/Xposed ( 1158):	at dev.ReceiverMcu.onHandleMain(ReceiverMcu.java:1436)
03-11 07:28:41.669 E/Xposed ( 1158):	at dev.ReceiverMcu.onHandle(ReceiverMcu.java:259)
03-11 07:28:41.669 E/Xposed ( 1158):	at de.robv.android.xposed.XposedBridge.invokeOriginalMethodNative(Native Method)
03-11 07:28:41.669 E/Xposed ( 1158):	at de.robv.android.xposed.XposedBridge.handleHookedMethod(XposedBridge.java:334)
03-11 07:28:41.669 E/Xposed ( 1158):	at dev.ReceiverMcu.onHandle(<Xposed>)
03-11 07:28:41.669 E/Xposed ( 1158):	at dev.ReceiverMcu.onReceive(ReceiverMcu.java:145)
03-11 07:28:41.669 E/Xposed ( 1158):	at util.SerialThread.run(SerialThread.java:76)

03-11 07:28:45.044 E/Xposed ( 2924): java.lang.NullPointerException: Attempt to invoke virtual method 'int android.media.AudioManager.getStreamVolume(int)' on a null object reference
03-11 07:28:45.044 E/Xposed ( 2924):	at org.hvdw.xsofiatweaker.XSofiaTweaker.setMediaVol(XSofiaTweaker.java:499)
03-11 07:28:45.044 E/Xposed ( 2924):	at org.hvdw.xsofiatweaker.XSofiaTweaker$5.beforeHookedMethod(XSofiaTweaker.java:185)
03-11 07:28:45.044 E/Xposed ( 2924):	at de.robv.android.xposed.XposedBridge.handleHookedMethod(XposedBridge.java:314)
03-11 07:28:45.044 E/Xposed ( 2924):	at module.main.HandlerMain.mcuKeyVolDown(<Xposed>)
03-11 07:28:45.044 E/Xposed ( 2924):	at dev.ReceiverMcu.onHandleMain(ReceiverMcu.java:1437)
03-11 07:28:45.044 E/Xposed ( 2924):	at dev.ReceiverMcu.onHandle(ReceiverMcu.java:259)
03-11 07:28:45.044 E/Xposed ( 2924):	at de.robv.android.xposed.XposedBridge.invokeOriginalMethodNative(Native Method)
03-11 07:28:45.044 E/Xposed ( 2924):	at de.robv.android.xposed.XposedBridge.handleHookedMethod(XposedBridge.java:334)
03-11 07:28:45.044 E/Xposed ( 2924):	at dev.ReceiverMcu.onHandle(<Xposed>)
03-11 07:28:45.044 E/Xposed ( 2924):	at dev.ReceiverMcu.onReceive(ReceiverMcu.java:145)
03-11 07:28:45.044 E/Xposed ( 2924):	at util.SerialThread.run(SerialThread.java:76)

03-11 07:30:36.048 E/Xposed ( 2924): java.lang.NullPointerException: Attempt to invoke virtual method 'void android.media.AudioManager.adjustStreamVolume(int, int, int)' on a null object reference
03-11 07:30:36.048 E/Xposed ( 2924):	at org.hvdw.xsofiatweaker.XSofiaTweaker.setMuteVol(XSofiaTweaker.java:504)
03-11 07:30:36.048 E/Xposed ( 2924):	at org.hvdw.xsofiatweaker.XSofiaTweaker$6.beforeHookedMethod(XSofiaTweaker.java:194)
03-11 07:30:36.048 E/Xposed ( 2924):	at de.robv.android.xposed.XposedBridge.handleHookedMethod(XposedBridge.java:314)
03-11 07:30:36.048 E/Xposed ( 2924):	at module.main.HandlerMain.mcuKeyVolMute(<Xposed>)
03-11 07:30:36.048 E/Xposed ( 2924):	at dev.ReceiverMcu.onHandleMain(ReceiverMcu.java:1438)
03-11 07:30:36.048 E/Xposed ( 2924):	at dev.ReceiverMcu.onHandle(ReceiverMcu.java:259)
03-11 07:30:36.048 E/Xposed ( 2924):	at de.robv.android.xposed.XposedBridge.invokeOriginalMethodNative(Native Method)
03-11 07:30:36.048 E/Xposed ( 2924):	at de.robv.android.xposed.XposedBridge.handleHookedMethod(XposedBridge.java:334)
03-11 07:30:36.048 E/Xposed ( 2924):	at dev.ReceiverMcu.onHandle(<Xposed>)
03-11 07:30:36.048 E/Xposed ( 2924):	at dev.ReceiverMcu.onReceive(ReceiverMcu.java:145)
03-11 07:30:36.048 E/Xposed ( 2924):	at util.SerialThread.run(SerialThread.java:76)