After installing product image gallery I no longer can use open erp. Each activity end with:

    OpenERP Server Error
Client Traceback (most recent call last):
  File "C:\OpenERP\Server\server\openerp\addons\web\http.py", line 204, in dispatch
  File "C:\OpenERP\Server\server\openerp\addons\web\controllers\main.py", line 1420, in load
  File "C:\OpenERP\Server\server\openerp\addons\web\session.py", line 42, in proxy
  File "C:\OpenERP\Server\server\openerp\addons\web\session.py", line 30, in proxy_method
  File "C:\OpenERP\Server\server\openerp\addons\web\session.py", line 103, in send


Server Traceback (most recent call last):
  File "C:\OpenERP\Server\server\openerp\addons\web\session.py", line 89, in send
  File "C:\OpenERP\Server\server\.\openerp\netsvc.py", line 292, in dispatch_rpc
  File "C:\OpenERP\Server\server\.\openerp\service\web_services.py", line 622, in dispatch
  File "C:\OpenERP\Server\server\.\openerp\service\security.py", line 40, in check
  File "C:\OpenERP\Server\server\.\openerp\pooler.py", line 49, in get_pool
  File "C:\OpenERP\Server\server\.\openerp\pooler.py", line 33, in get_db_and_pool
  File "C:\OpenERP\Server\server\.\openerp\modules\registry.py", line 192, in get
  File "C:\OpenERP\Server\server\.\openerp\modules\registry.py", line 218, in new
  File "C:\OpenERP\Server\server\.\openerp\modules\loading.py", line 341, in load_modules
  File "C:\OpenERP\Server\server\.\openerp\modules\loading.py", line 256, in load_marked_modules
  File "C:\OpenERP\Server\server\.\openerp\modules\loading.py", line 159, in load_module_graph
  File "C:\OpenERP\Server\server\.\openerp\modules\module.py", line 405, in load_openerp_module
  File "C:\OpenERP\Server\server\.\openerp\modules\module.py", line 133, in load_module
  File "C:\OpenERP\Server\server\openerp\addons\product_icecat\__init__.py", line 24, in <module>
  File "C:\OpenERP\Server\server\openerp\addons\product_icecat\wizard\__init__.py", line 23, in <module>
  File "C:\OpenERP\Server\server\openerp\addons\product_icecat\wizard\wizard_product_icecat.py", line 30, in <module>
ImportError: No module named libxml2

Please HELPPPPPPP.