Debugger injection failed

I using TDG on a rooted Nexus 9, it connected ok, but when Launching it said “injecting debugger… Debugger injection failed
Can’t find process.” The application auto closed as soon as it comes out.

device: rooted Nexus9 with Android 7.1.1 N4F26T Nougat
host operating system: win7 x64
TDG version: Tegra Graphics Debugger 2.6

here is detail info
1, rooted info , bellow is cmd output info:

C:\Users\Administrator>adb root
C:\Users\Administrator>adb shell id
uid=0(root) gid=0(root) groups=0(root),1003(graphics),1004(input),1007(log),1011
3006(net_bw_stats) context=u:r:init:s0
2, TDG logs:
Starting ADB server, please wait...
Scanning for devices...
Device Product Model: Nexus 9
Detected current device is running Android N
Located 32-bit driver libraries in /vendor/lib/egl/
Located 64-bit driver libraries in /vendor/lib64/egl/
Waiting for the device to become available
Checking If adbd has root permission
Waiting for the device to become available.
Rooted device
Setting SELinux policy to permissive.
SELinux policy successfully changed to permissive.
Querying instrumentation property.
Checking debugger status...
Host supports 32-bit graphics debugging
Host supports 64-bit graphics debugging
Debugger not installed
Scan for devices complete.

ABI: armeabi-v7a
Unsetting property
Launching com.ety.shader/com.unity3d.player.UnityPlayerActivity  -D
Scanning process...
Injecting debugger...
Debugger injection failed
Can't find process

Hi ywlfield,

Could you please post adb logcat?
If possible, can you share your sample application with us for further investigation?