Help Root gingerbread 2.3.1

[ktovio]

Hi Guys, sorry my english...
I have a LUBM912HC tablet with Empire Electronix gingerbread 2.3.1 ROM, and i need to root it.
I try to root with SuperOneClick, Unlock Root, Universal Androot, InterceptRoot, GingerBreak... without success

anybody can help me?

Root Access is not properly configured or was not granted.

Super User Applications Status:
Superuser application - version 3.1.3 - is installed!
SuperSU application - version 0.99 - is installed!

System File Properties for Root Access:
Standard Location
Check Command: ls -l /system/bin/su:
Result: /system/bin/su: No such file or directory
Analysis: File /system/bin/su does not exist.

Standard Location
Check Command: ls -l /system/xbin/su:
Result: /system/xbin/su: No such file or directory
Analysis: File /system/xbin/su does not exist.

Alternative Location
Check Command: ls -l /system/xbin/sudo:
Result: /system/xbin/sudo: No such file or directory
Analysis: File /system/xbin/sudo does not exist.

Alternative Location
Check Command: ls -l /sbin/su:
Result: /sbin/su: Permission denied
Analysis: File system permissions restricted and denied access.

Root User ID and Group ID Status:
SU binary not found or not operating properly

System Environment PATH: /sbin /vendor/bin /system/sbin /system/bin /system/xbin

ADB Shell Default User:
ADB shell setting for standard access, stored in default.prop, is configured as: shell (non root) user - ro.secure=1

Results provided on your LUBM912HC device by Root Checker Pro version 1.2.8 from joeykrim in the Android Market