i facing the below errors in the log file. can any help me how to solve this error. 2013-11-29 04:52:56,028 2938 INFO erp_demo openerp.modules.module: module base_external_referentials: creating or updating database tables 2013-11-29 04:52:56,173 2938 INFO erp_demo openerp.modules.loading: module base_external_referentials: loading base_external_referentials_view.xml 2013-11-29 04:52:56,198 2938 ERROR erp_demo openerp.tools.view_validation: Invalid XML: A string attribute must be on a form node. 2013-11-29 04:52:56,204 2938 ERROR erp_demo openerp.tools.convert: Parse error in /opt/openerp/server/openerp/addons/base_external_referentials/base_external_referentials_view.xml:4:
Traceback (most recent call last): File "/opt/openerp/server/openerp/tools/convert.py", line 847, in parse self._tagsrec.tag File "/opt/openerp/server/openerp/tools/convert.py", line 814, in _tag_record id = self.pool.get('ir.model.data')._update(cr, self.uid, rec_model, self.module, res, rec_id or False, not self.isnoupdate(data_node), noupdate=self.isnoupdate(data_node), mode=self.mode, context=rec_context ) File "/opt/openerp/server/openerp/addons/base/ir/ir_model.py", line 967, in _update res_id = model_obj.create(cr, uid, values, context=context) File "/opt/openerp/server/openerp/addons/base/ir/ir_ui_view.py", line 103, in create return super(view, self).create(cr, uid, values, context) File "/opt/openerp/server/openerp/osv/orm.py", line 4478, in create self._validate(cr, user, [id_new], context) File "/opt/openerp/server/openerp/osv/orm.py", line 1548, in _validate raise except_orm('ValidateError', '\n'.join(error_msgs)) except_orm: ('ValidateError', u'Error occurred while validating the field(s) arch: Invalid XML for View Architecture!') 2013-11-29 04:52:56,205 2938 ERROR erp_demo openerp.netsvc: ValidateError Error occurred while validating the field(s) arch: Invalid XML for View Architecture! Traceback (most recent call last): 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 144, in wrapper raise except_osv(inst.name, inst.value) except_osv: ('ValidateError', u'Error occurred while validating the field(s) arch: Invalid XML for View Architecture!') 2013-11-29 04:52:56,207 2938 INFO erp_demo werkzeug: 127.0.0.1 - - [29/Nov/2013 04:52:56] "POST /web/dataset/call_button HTTP/1.1" 200 -