Dump View Hierarchy for UI Automator don't get resource ID when android rom is Root

Question

device info: Galaxy Nexus(I9250) 4.2.2(JDQ39) ROM:yakju

use adb command: adb shell $shell@android:/$ su shell@android:/ #

when i use the tool named "Dump View Hierarchy for UI Automator",i want to get some apps resource -ID,but not get it;

when i creat avd,and use adb command adb shell root@android:/# this way can get resource -id

real devices root,and avd root ,what is the different?

Answer 1

4.3和4.4可以获取resource -id，