[7.0] Invalid field 'group_id' in leaf

[Maxime Chambreuil (http://www.savoirfairelinux.com)]

On 7.0, I created a nonconformity and tried to relate it to procedures.

I got this error message:

Server Traceback (most recent call last):
  File "/home/max/openerp/web/7.0/addons/web/session.py", line 90, in send
    return openerp.netsvc.dispatch_rpc(service_name, method, args)
  File "/home/max/openerp/server/7.0/openerp/netsvc.py", line 293, in dispatch_rpc
    result = ExportService.getService(service_name).dispatch(method, params)
  File "/home/max/openerp/server/7.0/openerp/service/web_services.py", line 626, in dispatch
    res = fn(db, uid, *params)
  File "/home/max/openerp/server/7.0/openerp/osv/osv.py", line 188, in execute_kw
    return self.execute(db, uid, obj, method, *args, **kw or {})
  File "/home/max/openerp/server/7.0/openerp/osv/osv.py", line 131, in wrapper
    return f(self, dbname, *args, **kwargs)
  File "/home/max/openerp/server/7.0/openerp/osv/osv.py", line 197, in execute
    res = self.execute_cr(cr, uid, obj, method, *args, **kw)
  File "/home/max/openerp/server/7.0/openerp/osv/osv.py", line 185, in execute_cr
    return getattr(object, method)(cr, uid, *args, **kw)
  File "/home/max/openerp/server/7.0/openerp/osv/orm.py", line 2354, in search
    return self._search(cr, user, args, offset=offset, limit=limit, order=order, context=context, count=count)
  File "/home/max/openerp/server/7.0/openerp/osv/orm.py", line 4843, in _search
    query = self._where_calc(cr, user, args, context=context)
  File "/home/max/openerp/server/7.0/openerp/osv/orm.py", line 4674, in _where_calc
    e = expression.expression(cr, user, domain, self, context)
  File "/home/max/openerp/server/7.0/openerp/osv/expression.py", line 641, in __init__
    self.parse(cr, uid, context=context)
  File "/home/max/openerp/server/7.0/openerp/osv/expression.py", line 805, in parse
    raise ValueError("Invalid field %r in leaf %r" % (left, str(leaf)))
ValueError: Invalid field 'group_id' in leaf "<osv.ExtendedLeaf: ('group_id', 'in', ['Procedure', 'Environmental Aspect', 'Quality Manual', 'Environment Manual']) on document_page (ctx: )>"