OpenERP Server Error

Client Traceback (most recent call last):
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\openerp\addons\web\http.py", line 204, in dispatch
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\openerp\addons\web\controllers\main.py", line 1132, in call_button
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\openerp\addons\web\controllers\main.py", line 1120, in _call_kw
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\openerp\addons\web\session.py", line 42, in proxy
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\openerp\addons\web\session.py", line 30, in proxy_method
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\openerp\addons\web\session.py", line 103, in send


Server Traceback (most recent call last):
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\openerp\addons\web\session.py", line 89, in send
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\netsvc.py", line 292, in dispatch_rpc
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\service\web_services.py", line 626, in dispatch
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\osv\osv.py", line 188, in execute_kw
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\osv\osv.py", line 131, in wrapper
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\osv\osv.py", line 197, in execute
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\osv\osv.py", line 185, in execute_cr
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\openerp\addons\base\module\module.py", line 424, in button_immediate_install
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\openerp\addons\base\module\module.py", line 475, in _button_immediate_function
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\pooler.py", line 39, in restart_pool
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\modules\registry.py", line 218, in new
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\modules\loading.py", line 354, in load_modules
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\modules\loading.py", line 256, in load_marked_modules
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\modules\loading.py", line 187, in load_module_graph
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\modules\loading.py", line 74, in <lambda>
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\modules\loading.py", line 118, in _load_data
  File "C:\Program Files (x86)\OpenERP 7.0-20130913-231124\Server\server\.\openerp\tools\convert.py", line 930, in convert_csv_import
Exception: Module loading failed: file hr_payroll_period/hr_payroll_period\security/ir.model.access.csv could not be processed:
 Line 34 : No matching record found for external id 'hr_family.model_hr_employee_children' in field 'Object'