crossbar toggles up after release expended hold control

Crossbar in Mixed mode will unintentionally toggles up after release expended hold control when use expended hold control too rapidly.

This video demo the problem.
http://youtu.be/XkTZUsOmJ88
In the video, I release both R2 and L2 after using expended hold control everytime but sometimes one side will toggle up unintentionally.

Time:
11:12AM 2/20/2014 (GMT -800)

Frequency:
50%

World name:
Gilgamesh

Character name:
Aisha Cordante

NPC name:
N/A

Monster name:
N/A

Class/Level:
BRD/50

Party or solo:
Solo

In-game time:
11:12AM 2/20/2014 (GMT -800)

Area and coordinates:
Steps:
1. Set crossbar to Mixed Mode
2. Enable expended hold control
3. Hold down R2 + L2 and release it quickly
4. 50% chance the L2 or R2 will toggle up.

Connection Specs
- Type of internet connection/provider:
Verizon Fios

- Modem maker/model number:

PC Specs
-=-=-=-=-=-=- System Information -=-=-=-=-=-=-

SYSTEM_OS Windows 7 Enterprise 64-bit (6.1, Build 7601) Service Pack 1 (7601.win7sp1_gdr.130828-1532)
SYSTEM_CPU Intel(R) Core(TM) i5-4670K CPU @ 3.40GHz (4 CPUs), ~3.4GHz
SYSTEM_CORE_NUM SYSTEM_CORE_LOGIC 4 SYSTEM_CORE_PHYSICS 4
SYSTEM_BIOS BIOS Date: 06/26/13 20:37:46 Ver: 12.05
SYSTEM_LANGUAGE English (Regional Setting: English)
SYSTEM_MEMORY 16321.727MB
SYSTEM_VIRTUAL_MEMORY 2047.875MB
SYSTEM_PAGE_FILE 32641.633MB
SYSTEM_STORAGE C:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 78.540GB SYSTEM_FREEDISC_SPACE 2.994GB
SYSTEM_STORAGE D:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 40.602GB SYSTEM_FREEDISC_SPACE 36.928GB
SYSTEM_STORAGE E:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 238.473GB SYSTEM_FREEDISC_SPACE 196.389GB
SYSTEM_STORAGE F:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 230.435GB SYSTEM_FREEDISC_SPACE 35.668GB
SYSTEM_STORAGE H:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 701.074GB SYSTEM_FREEDISC_SPACE 309.617GB
SYSTEM_STORAGE J:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 2794.508GB SYSTEM_FREEDISC_SPACE 1489.446GB
SYSTEM_DIRECTX_VERSION DirectX 11
SYSTEM_GRAPHICS AMD Radeon R9 200 Series
SYSTEM_GRAPHICS_DEVICE \\.\DISPLAY1
SYSTEM_GRAPHICS_CHIP AMD Radeon Graphics Processor (0x6798)
SYSTEM_GRAPHICS_MAKER Advanced Micro Devices, Inc.
SYSTEM_GRAPHICS_VRAM 3046.023 MB
SYSTEM_GRAPHICS_SHARED_VRAM 1049.914 MB
SYSTEM_GRAPHICS_DAC Internal DAC(400MHz)
SYSTEM_GRAPHICS_DISPLAY_MODE 1920 x 1080 (32 bit) (60Hz)
SYSTEM_GRAPHICS_DRIVER aticfx64.dll,aticfx64.dll,aticfx64.dll,aticfx32,aticfx32,aticfx32,atiumd64.dll,atidxx64.dll,atidxx64.dll,atiumdag,atidxx32,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll
SYSTEM_GRAPHICS_DRIVER_VERSION 8.17.0010.1247
SYSTEM_GRAPHICS_DRIVER_DATE 12/6/2013 2:01:52 PM
SYSTEM_GRAPHICS_DRIVER_LANGUAGE English
3.0
SYSTEM_GRAPHICS_PIXEL_SHADER 3.0
SYSTEM_GRAPHICS_VERTEX_TEXTURE SYSTEM_SUPPORT
SYSTEM_GRAPHICS AMD Radeon R9 200 Series
SYSTEM_GRAPHICS_DEVICE \\.\DISPLAY2
SYSTEM_GRAPHICS_CHIP AMD Radeon Graphics Processor (0x6798)
SYSTEM_GRAPHICS_MAKER Advanced Micro Devices, Inc.
SYSTEM_GRAPHICS_VRAM 3046.023 MB
SYSTEM_GRAPHICS_SHARED_VRAM 1049.914 MB
SYSTEM_GRAPHICS_DAC Internal DAC(400MHz)
SYSTEM_GRAPHICS_DISPLAY_MODE 1920 x 1080 (32 bit) (60Hz)
SYSTEM_GRAPHICS_DRIVER aticfx64.dll,aticfx64.dll,aticfx64.dll,aticfx32,aticfx32,aticfx32,atiumd64.dll,atidxx64.dll,atidxx64.dll,atiumdag,atidxx32,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll
SYSTEM_GRAPHICS_DRIVER_VERSION 8.17.0010.1247
SYSTEM_GRAPHICS_DRIVER_DATE 12/6/2013 2:01:52 PM
SYSTEM_GRAPHICS_DRIVER_LANGUAGE English
3.0
SYSTEM_GRAPHICS_PIXEL_SHADER 3.0
SYSTEM_GRAPHICS_VERTEX_TEXTURE SYSTEM_SUPPORT
SYSTEM_GRAPHICS AMD Radeon R9 200 Series
SYSTEM_GRAPHICS_DEVICE \\.\DISPLAY3
SYSTEM_GRAPHICS_CHIP AMD Radeon Graphics Processor (0x6798)
SYSTEM_GRAPHICS_MAKER Advanced Micro Devices, Inc.
SYSTEM_GRAPHICS_VRAM 3046.023 MB
SYSTEM_GRAPHICS_SHARED_VRAM 1049.914 MB
SYSTEM_GRAPHICS_DAC Internal DAC(400MHz)
SYSTEM_GRAPHICS_DISPLAY_MODE 1920 x 1080 (32 bit) (60Hz)
SYSTEM_GRAPHICS_DRIVER aticfx64.dll,aticfx64.dll,aticfx64.dll,aticfx32,aticfx32,aticfx32,atiumd64.dll,atidxx64.dll,atidxx64.dll,atiumdag,atidxx32,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll
SYSTEM_GRAPHICS_DRIVER_VERSION 8.17.0010.1247
SYSTEM_GRAPHICS_DRIVER_DATE 12/6/2013 2:01:52 PM
SYSTEM_GRAPHICS_DRIVER_LANGUAGE English
3.0
SYSTEM_GRAPHICS_PIXEL_SHADER 3.0
SYSTEM_GRAPHICS_VERTEX_TEXTURE SYSTEM_SUPPORT
SYSTEM_SOUND Speakers (Realtek High Definition Audio)
SYSTEM_SOUND_DEVICE_ID {A131003B-8F84-4430-8DE4-43C2E4CED82F}
SYSTEM_SOUND_DEVICE_NAME RTKVHD64.sys
SYSTEM_SOUND_DRIVER_VERSION 6.00.0001.7023
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 10/26/2013 2:28:43 AM
SYSTEM_SOUND 1 - VE248 (AMD High Definition Audio Device)
SYSTEM_SOUND_DEVICE_ID {1A1978B1-CD20-470A-9A64-A49427AB2F80}
SYSTEM_SOUND_DEVICE_NAME AtihdW76.sys
SYSTEM_SOUND_DRIVER_VERSION 7.12.0000.7717
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 9/24/2013 6:53:50 AM
SYSTEM_SOUND Realtek Digital Output (Realtek High Definition Audio)
SYSTEM_SOUND_DEVICE_ID {9F36193D-089F-4CAB-9825-87BCE2B31C84}
SYSTEM_SOUND_DEVICE_NAME RTKVHD64.sys
SYSTEM_SOUND_DRIVER_VERSION 6.00.0001.7023
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 10/26/2013 2:28:43 AM
SYSTEM_SOUND Realtek Digital Output(Optical) (Realtek High Definition Audio)
SYSTEM_SOUND_DEVICE_ID {F7933429-D391-47B9-B6E8-CFD500179E4F}
SYSTEM_SOUND_DEVICE_NAME RTKVHD64.sys
SYSTEM_SOUND_DRIVER_VERSION 6.00.0001.7023
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 10/26/2013 2:28:43 AM
SYSTEM_INPUT {6F1D2B60-D5A0-11CF-BFC7444553540000}
SYSTEM_INPUT_NAME Mouse
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 3 SYSTEM_GAMEPAD_BUTTON 7 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {6F1D2B61-D5A0-11CF-BFC7444553540000}
SYSTEM_INPUT_NAME Keyboard
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 128 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {DB71E740-3DEF-11E3-8002444553540000}
SYSTEM_INPUT_NAME HID-compliant consumer control device
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 10 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {5B8170C0-3DED-11E3-8001444553540000}
SYSTEM_INPUT_NAME USB Keyboard
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 42 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {5B8170C0-3DED-11E3-8002444553540000}
SYSTEM_INPUT_NAME USB Keyboard
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 3 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {F719F5D0-3EA0-11E3-8004444553540000}
SYSTEM_INPUT_NAME MotioninJoy Virtual Game Controller
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 8 SYSTEM_GAMEPAD_BUTTON 20 SYSTEM_GAMEPAD_FOV 1
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-

Gamepad Manufacturer:
Sony

Gamepad Model Name:
Dualshock 3 controller

Gamepad Part Number:

Browser Information
- Name and version of the browser currently in-use:
Chrome

- Internet Explorer Version:
10