setting 안에 display안에 글꼴 크기로 바로 가고 싶은데요
	
	intent.setAction(android.provider.Settings.ACTION_DISPLAY_SETTINGS);       
	
	이러니까 디스플레이 세팅까지 밖에 못가는데요
	
	글꼴 크기 안에 까지 바로 가게 하려면 어떤걸 써야하나요 ?
	그리고 
	intent1.setAction(android.provider.Settings.System.FONT_SCALE);
	 
	이거로 하니까 에러뜨는데요  
	12-09 16:02:38.013: E/AndroidRuntime(9378): FATAL EXCEPTION: main
	12-09 16:02:38.013: E/AndroidRuntime(9378): Process: com.example.settingteam, PID: 9378
	12-09 16:02:38.013: E/AndroidRuntime(9378): java.lang.IllegalStateException: Could not execute method of the activity
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.view.View$1.onClick(View.java:4007)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.view.View.performClick(View.java:4756)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.view.View$PerformClick.run(View.java:19749)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.os.Handler.handleCallback(Handler.java:739)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.os.Handler.dispatchMessage(Handler.java:95)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.os.Looper.loop(Looper.java:135)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.app.ActivityThread.main(ActivityThread.java:5221)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at java.lang.reflect.Method.invoke(Native Method)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at java.lang.reflect.Method.invoke(Method.java:372)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
	12-09 16:02:38.013: E/AndroidRuntime(9378): Caused by: java.lang.reflect.InvocationTargetException
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at java.lang.reflect.Method.invoke(Native Method)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at java.lang.reflect.Method.invoke(Method.java:372)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.view.View$1.onClick(View.java:4002)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  ... 10 more
	12-09 16:02:38.013: E/AndroidRuntime(9378): Caused by: android.content.ActivityNotFoundException: No Activity found to handle Intent { act=font_scale }
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.app.Instrumentation.checkStartActivityResult(Instrumentation.java:1765)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.app.Instrumentation.execStartActivity(Instrumentation.java:1485)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.app.Activity.startActivityForResult(Activity.java:3736)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.app.Activity.startActivityForResult(Activity.java:3697)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.app.Activity.startActivity(Activity.java:4007)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at android.app.Activity.startActivity(Activity.java:3975)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  at com.example.settingteam.MainActivity.Button3(MainActivity.java:27)
	12-09 16:02:38.013: E/AndroidRuntime(9378):  ... 13 more
	 
	 
	로그 파일입니다 에러나는 이유가 뭐예요 ?ㅠㅠ