I get this error when creating/navigating vehicles:

OpenERP Server Error Client Traceback (most recent call last): File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server\openerp\addons\web\http.py", line 203, in dispatch File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server\openerp\addons\web\controllers\main.py", line 1000, in search_read File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server\openerp\addons\web\controllers\main.py", line 1023, in do_search_read File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server\openerp\addons\web\session.py", line 43, in proxy File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server\openerp\addons\web\session.py", line 31, in proxy_method File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server\openerp\addons\web\session.py", line 104, in send

Server Traceback (most recent call last): File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server\openerp\addons\web\session.py", line 90, in send File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\netsvc.py", line 293, in dispatch_rpc File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\service\web_services.py", line 618, in dispatch File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\osv\osv.py", line 188, in execute_kw File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\osv\osv.py", line 131, in wrapper File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\osv\osv.py", line 197, in execute File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\osv\osv.py", line 185, in execute_cr File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\osv\orm.py", line 2354, in search File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\osv\orm.py", line 4843, in _search File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\osv\orm.py", line 4674, in _where_calc File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\osv\expression.py", line 629, in __init__ File "C:\Program Files\OpenERP 7.0-20130309-002120\Server\server.\openerp\osv\expression.py", line 202, in normalize_domain AssertionError: This domain is syntactically not correct: [u'|', [u'id', u'=', 2]]

Thanks in advance.

By the way this error appears also in demo online page.