Help me error change_look

[WorldOby 2]

Hello,
I wanted to put the system of change_look but in the file but I have this error:

0204 17:16:00700 :: Traceback (most recent call last):

0204 17:16:00720 ::   File "networkModule.py", line 247, in SetGamePhase

0204 17:16:00741 ::   File "game.py", line 102, in __init__

0204 17:16:00742 ::   File "interfaceModule.py", line 299, in MakeInterface

0204 17:16:00742 ::   File "interfaceModule.py", line 175, in __MakeWindows

0204 17:16:00743 ::   File "uiInventory.py", line 276, in __init__

0204 17:16:00744 ::   File "uiInventory.py", line 421, in __LoadWindow

0204 17:16:00745 ::   File "uiInventory.py", line 503, in SetEquipmentPage

0204 17:16:00745 ::   File "uiInventory.py", line 680, in RefreshEquipSlotWindow

0204 17:16:00746 ::   File "ui.py", line 1614, in DisableSlotCoverImage

0204 17:16:00747 :: AttributeError
0204 17:16:00784 :: : 
0204 17:16:00784 :: 'module' object has no attribute 'DisableSlotCoverImage'
0204 17:16:00784 :: 

0204 17:17:04572 :: Traceback (most recent call last):

0204 17:17:04572 ::   File "game.py", line 796, in RefreshInventory

0204 17:17:04574 ::   File "interfaceModule.py", line 590, in RefreshInventory

0204 17:17:04575 :: AttributeError
0204 17:17:04575 :: : 
0204 17:17:04575 :: 'NoneType' object has no attribute 'RefreshQuickSlot'
0204 17:17:04576 :: 

0204 17:17:04576 :: Traceback (most recent call last):

0204 17:17:04576 ::   File "game.py", line 796, in RefreshInventory

0204 17:17:04578 ::   File "interfaceModule.py", line 590, in RefreshInventory

0204 17:17:04581 :: AttributeError
0204 17:17:04581 :: : 
0204 17:17:04581 :: 'NoneType' object has no attribute 'RefreshQuickSlot'
0204 17:17:04581 :: 

0204 17:17:04581 :: Traceback (most recent call last):

0204 17:17:04581 ::   File "game.py", line 796, in RefreshInventory

0204 17:17:04583 ::   File "interfaceModule.py", line 590, in RefreshInventory

0204 17:17:04585 :: AttributeError
0204 17:17:04585 :: : 
0204 17:17:04585 :: 'NoneType' object has no attribute 'RefreshQuickSlot'
0204 17:17:04585 :: 

0204 17:17:04585 :: Traceback (most recent call last):

0204 17:17:04585 ::   File "game.py", line 796, in RefreshInventory

0204 17:17:04587 ::   File "interfaceModule.py", line 590, in RefreshInventory

0204 17:17:04588 :: AttributeError
0204 17:17:04588 :: : 
0204 17:17:04588 :: 'NoneType' object has no attribute 'RefreshQuickSlot'
0204 17:17:04588 :: 

0204 17:17:04588 :: Traceback (most recent call last):

0204 17:17:04588 ::   File "game.py", line 796, in RefreshInventory

0204 17:17:04590 ::   File "interfaceModule.py", line 590, in RefreshInventory

0204 17:17:04592 :: AttributeError
0204 17:17:04592 :: : 
0204 17:17:04592 :: 'NoneType' object has no attribute 'RefreshQuickSlot'
0204 17:17:04592 ::