while installing the insurance module there is an error occured like this.

OpenERP Server Error

Client Traceback (most recent call last):
  File "/opt/openerp/server/openerp/addons/web/http.py", line 204, in dispatch
    response["result"] = method(self, **self.params)
  File "/opt/openerp/server/openerp/addons/web/controllers/main.py", line 1132, in call_button
    action = self._call_kw(req, model, method, args, {})
  File "/opt/openerp/server/openerp/addons/web/controllers/main.py", line 1120, in _call_kw
    return getattr(req.session.model(model), method)(*args, **kwargs)
  File "/opt/openerp/server/openerp/addons/web/session.py", line 42, in proxy
    result = self.proxy.execute_kw(self.session._db, self.session._uid, self.session._password, self.model, method, args, kw)
  File "/opt/openerp/server/openerp/addons/web/session.py", line 30, in proxy_method
    result = self.session.send(self.service_name, method, *args)
  File "/opt/openerp/server/openerp/addons/web/session.py", line 103, in send
    raise xmlrpclib.Fault(openerp.tools.ustr(e), formatted_info)


Server Traceback (most recent call last):
  File "/opt/openerp/server/openerp/addons/web/session.py", line 89, in send
    return openerp.netsvc.dispatch_rpc(service_name, method, args)
  File "/opt/openerp/server/openerp/netsvc.py", line 292, in dispatch_rpc
    result = ExportService.getService(service_name).dispatch(method, params)
  File "/opt/openerp/server/openerp/service/web_services.py", line 626, in dispatch
    res = fn(db, uid, *params)
  File "/opt/openerp/server/openerp/osv/osv.py", line 188, in execute_kw
    return self.execute(db, uid, obj, method, *args, **kw or {})
  File "/opt/openerp/server/openerp/osv/osv.py", line 131, in wrapper
    return f(self, dbname, *args, **kwargs)
  File "/opt/openerp/server/openerp/osv/osv.py", line 197, in execute
    res = self.execute_cr(cr, uid, obj, method, *args, **kw)
  File "/opt/openerp/server/openerp/osv/osv.py", line 185, in execute_cr
    return getattr(object, method)(cr, uid, *args, **kw)
  File "/opt/openerp/server/openerp/addons/base/module/module.py", line 424, in button_immediate_install
    return self._button_immediate_function(cr, uid, ids, self.button_install, context=context)
  File "/opt/openerp/server/openerp/addons/base/module/module.py", line 475, in _button_immediate_function
    _, pool = pooler.restart_pool(cr.dbname, update_module=True)
  File "/opt/openerp/server/openerp/pooler.py", line 39, in restart_pool
    registry = RegistryManager.new(db_name, force_demo, status, update_module)
  File "/opt/openerp/server/openerp/modules/registry.py", line 218, in new
    openerp.modules.load_modules(registry.db, force_demo, status, update_module)
  File "/opt/openerp/server/openerp/modules/loading.py", line 345, in load_modules
    processed = load_marked_modules(cr, graph, states_to_load, force, status, report, loaded_modules, update_module)
  File "/opt/openerp/server/openerp/modules/loading.py", line 256, in load_marked_modules
    loaded, processed = load_module_graph(cr, graph, progressdict, report=report, skip_modules=loaded_modules, perform_checks=perform_checks)
  File "/opt/openerp/server/openerp/modules/loading.py", line 188, in load_module_graph
    load_data(module_name, idref, mode)
  File "/opt/openerp/server/openerp/modules/loading.py", line 76, in <lambda>
    load_data = lambda *args: _load_data(cr, *args, kind='data')
  File "/opt/openerp/server/openerp/modules/loading.py", line 118, in _load_data
    tools.convert_csv_import(cr, module_name, pathname, fp.read(), idref, mode, noupdate)
  File "/opt/openerp/server/openerp/tools/convert.py", line 930, in convert_csv_import
    raise Exception(_('Module loading failed: file %s/%s could not be processed:\n %s') % (module, fname, warning_msg))
Exception: Module loading failed: file insuranceses/insuranceses/security/ir.model.access.csv could not be processed:
 Line 1 : No matching record found for external id 'insurance.group_insurance_manager' in field 'Group'

In the server log file

File "/opt/openerp/server/openerp/tools/convert.py", line 930, in convert_csv_import
raise Exception(_('Module loading failed: file %s/%s could not be processed:\n %s') % (module, fname, warning_msg))

Exception: Module loading failed: file insuranceses/insuranceses/security/ir.model.access.csv could not be processed: Line 1 : No matching record found for external id 'insurance.group_insurance_manager' in field 'Group'

how to solve this.