Need help.

Encounter error while trying to install ecommerce.

Traceback (most recent call last): File "D:\Odoo 10.0\server\odoo\http.py", line 638, in _handle_exception File "D:\Odoo 10.0\server\odoo\http.py", line 675, in dispatch File "D:\Odoo 10.0\server\odoo\http.py", line 331, in _call_function File "D:\Odoo 10.0\server\odoo\service\model.py", line 119, in wrapper File "D:\Odoo 10.0\server\odoo\http.py", line 324, in checked_call File "D:\Odoo 10.0\server\odoo\http.py", line 933, in __call__ File "D:\Odoo 10.0\server\odoo\http.py", line 504, in response_wrap File "D:\odoo 10.0\server\odoo\addons\web\controllers\main.py", line 866, in call_button File "D:\odoo 10.0\server\odoo\addons\web\controllers\main.py", line 854, in _call_kw File "D:\Odoo 10.0\server\odoo\api.py", line 681, in call_kw File "D:\Odoo 10.0\server\odoo\api.py", line 672, in call_kw_multi File "D:\odoo 10.0\server\odoo\addons\base\module\module.py", line 410, in button_immediate_install File "D:\odoo 10.0\server\odoo\addons\base\module\module.py", line 484, in _button_immediate_function File "D:\Odoo 10.0\server\odoo\modules\registry.py", line 78, in new File "D:\Odoo 10.0\server\odoo\modules\loading.py", line 337, in load_modules File "D:\Odoo 10.0\server\odoo\modules\loading.py", line 235, in load_marked_modules File "D:\Odoo 10.0\server\odoo\modules\loading.py", line 156, in load_module_graph File "D:\Odoo 10.0\server\odoo\modules\loading.py", line 95, in _load_data File "D:\Odoo 10.0\server\odoo\tools\convert.py", line 848, in convert_file File "D:\Odoo 10.0\server\odoo\tools\convert.py", line 918, in convert_xml_import File "D:\Odoo 10.0\server\odoo\tools\convert.py", line 799, in parse File "D:\Odoo 10.0\server\odoo\tools\convert.py", line 802, in parse File "D:\Odoo 10.0\server\odoo\tools\convert.py", line 710, in _tag_record File "D:\odoo 10.0\server\odoo\addons\base\ir\ir_model.py", line 1180, in _update File "D:\odoo 10.0\server\odoo\addons\crm\models\crm_team.py", line 40, in create File "D:\odoo 10.0\server\odoo\addons\mail\models\mail_alias.py", line 223, in create File "D:\odoo 10.0\server\odoo\addons\sales_team\models\crm_team.py", line 43, in create File "D:\odoo 10.0\server\odoo\addons\mail\models\mail_thread.py", line 229, in create File "D:\Odoo 10.0\server\odoo\models.py", line 3804, in create File "D:\Odoo 10.0\server\odoo\models.py", line 3892, in _create File "D:\Odoo 10.0\server\odoo\sql_db.py", line 141, in wrapper File "D:\Odoo 10.0\server\odoo\sql_db.py", line 218, in executeParseError: "null value in column "name" violates not-null constraintDETAIL: Failing row contains (10, 2017-01-10 07:25:32.632966, null, 1, 1, null, null, 1, 2017-01-10 07:25:32.632966, t, null, null, 29, f, t, null, f, null, f). " while parsing file:///D:/odoo 10.0/server/odoo/addons/website_sale/data/data.xml:30, near<record model="crm.team" id="sales_team.salesteam_website_sales"> <field name="use_quotations" eval="False"/> </record>Ok