I am trying to install this module github.com/ban8an/openmrs-openerp-connector. When I try to install it I get the following error. Kindly assist

File "/opt/openerp/server/openerp/addons/web/common/http.py", line 180, in dispatch response["result"] = method(controller, self, *self.params) File "/opt/openerp/server/openerp/addons/web/controllers/main.py", line 1052, in call_button action = self.call_common(req, model, method, args, domain_id, context_id) File "/opt/openerp/server/openerp/addons/web/controllers/main.py", line 996, in call_common return self._call_kw(req, model, method, args, {}) File "/opt/openerp/server/openerp/addons/web/controllers/main.py", line 1010, in _call_kw return getattr(req.session.model(model), method)(args, **kwargs) File "/opt/openerp/server/openerp/addons/web/common/openerplib/main.py", line 250, in proxy args, kw) File "/opt/openerp/server/openerp/addons/web/common/openerplib/main.py", line 117, in proxy result = self.connector.send(self.service_name, method, *args) File "/opt/openerp/server/openerp/addons/web/common/http.py", line 608, in send raise xmlrpclib.Fault(openerp.tools.exception_to_unicode(e), formatted_info)

Server Traceback (most recent call last): File "/opt/openerp/server/openerp/addons/web/common/http.py", line 593, in send return openerp.netsvc.dispatch_rpc(service_name, method, args) File "/opt/openerp/server/openerp/netsvc.py", line 360, in dispatch_rpc result = ExportService.getService(service_name).dispatch(method, params) File "/opt/openerp/server/openerp/service/web_services.py", line 586, in dispatch res = fn(db, uid, params) File "/opt/openerp/server/openerp/osv/osv.py", line 186, in execute_kw return self.execute(db, uid, obj, method, *args, *kw or {}) File "/opt/openerp/server/openerp/osv/osv.py", line 129, in wrapper return f(self, dbname, args, *kwargs) File "/opt/openerp/server/openerp/osv/osv.py", line 195, in execute res = self.execute_cr(cr, uid, obj, method, args, *kw) File "/opt/openerp/server/openerp/osv/osv.py", line 183, in execute_cr return getattr(object, method)(cr, uid, args, *kw) File "/opt/openerp/server/openerp/addons/base/module/wizard/base_module_upgrade.py", line 101, in upgrade_module _db, 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, True) File "/opt/openerp/server/openerp/modules/registry.py", line 202, in new openerp.modules.load_modules(registry.db, force_demo, status, update_module) File "/opt/openerp/server/openerp/modules/loading.py", line 338, in load_modules processed = load_marked_modules(cr, graph, states_to_load, force, status, report, loaded_modules) File "/opt/openerp/server/openerp/modules/loading.py", line 253, in load_marked_modules loaded, processed = load_module_graph(cr, graph, progressdict, report=report, skip_modules=loaded_modules) File "/opt/openerp/server/openerp/modules/loading.py", line 192, in load_module_graph load_update_xml(module_name, idref, mode) File "/opt/openerp/server/openerp/modules/loading.py", line 90, in <lambda> load_update_xml = lambda *args: _load_data(cr, *args, kind='update_xml') File "/opt/openerp/server/openerp/modules/loading.py", line 132, 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 971, in convert_csv_import result, rows, warning_msg, dummy = pool.get(model).import_data(cr, uid, fields, datas,mode, module, noupdate, filename=fname_partial) AttributeError: 'NoneType' object has no attribute 'import_data'