I got this problem when adding record

OpenERP Server Error

Client Traceback (most recent call last): File "/usr/lib/pymodules/python2.7/openerp/addons/web/http.py", line 204, in dispatch response["result"] = method(self, **self.params) File "/usr/lib/pymodules/python2.7/openerp/addons/web/controllers/main.py", line 1128, in call_kw return self._call_kw(req, model, method, args, kwargs) File "/usr/lib/pymodules/python2.7/openerp/addons/web/controllers/main.py", line 1120, in _call_kw return getattr(req.session.model(model), method)(*args, **kwargs) File "/usr/lib/pymodules/python2.7/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 "/usr/lib/pymodules/python2.7/openerp/addons/web/session.py", line 30, in proxy_method result = self.session.send(self.service_name, method, *args) File "/usr/lib/pymodules/python2.7/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 "/usr/lib/pymodules/python2.7/openerp/addons/web/session.py", line 89, in send return openerp.netsvc.dispatch_rpc(service_name, method, args) File "/usr/lib/pymodules/python2.7/openerp/netsvc.py", line 296, in dispatch_rpc result = ExportService.getService(service_name).dispatch(method, params) File "/usr/lib/pymodules/python2.7/openerp/service/web_services.py", line 626, in dispatch res = fn(db, uid, *params) File "/usr/lib/pymodules/python2.7/openerp/osv/osv.py", line 190, in execute_kw return self.execute(db, uid, obj, method, *args, **kw or {}) File "/usr/lib/pymodules/python2.7/openerp/osv/osv.py", line 132, in wrapper return f(self, dbname, *args, **kwargs) File "/usr/lib/pymodules/python2.7/openerp/osv/osv.py", line 199, in execute res = self.execute_cr(cr, uid, obj, method, *args, **kw) File "/usr/lib/pymodules/python2.7/openerp/osv/osv.py", line 187, in execute_cr return getattr(object, method)(cr, uid, *args, **kw) File "/usr/lib/pymodules/python2.7/openerp/osv/orm.py", line 4230, in write 'where id IN %s', upd1 + [sub_ids]) File "/usr/lib/pymodules/python2.7/openerp/sql_db.py", line 161, in wrapper return f(self, *args, **kwargs) File "/usr/lib/pymodules/python2.7/openerp/sql_db.py", line 226, in execute res = self._obj.execute(query, params) ProgrammingError: operator does not exist: integer = boolean LINE 1: ...d=1,write_date=(now() at time zone 'UTC') where id IN (true) ^ HINT: No operator matches the given name and argument type(s). You might need to add explicit type casts.

My code is at below:

import logging
from openerp.osv import fields, osv

class location(osv.osv):

    _inherit = "stock.location"
    _logger = logging.getLogger(__name__)
    
    _columns = {
        'usage':fields.selection((('Internal','Internal'),('Production','Production'),('Supplier','Supplier'),('Customer','Customer'),('Procurement','Procurement')),'Location Type', required=True),
        'active_status':fields.char('Active Status',size=1),
        'parent location name':fields.char('Parent Location Name', size=64),
        'location name':fields.char('Location Name',size=64),
        'warehouse name':fields.selection((('FG','Finished Good'),('SFG','Semi-Finished Good'),('RM','Row Material')),'Warehouse Name',size=64 ,required=True),
        'status':fields.char('Status',size=64),
        'active flag':fields.char('Active Flag',size=1),
        'shelf type':fields.selection((('6bin','Shelf with 6 bin location'),('4bin','Shelf with 4 bin location'),('sp','Single pallet'),('mp','Multiple pallet'),('c','Cart'),('r','Room')),'Shelf Type', size=64),
        'shelf number':fields.char('Shelf Number',size=64),
        'bin location':fields.char('Bin Location',size=64),
        'capacity':fields.integer('Capacity'),
        'capacity unit':fields.selection((('Pallet','Pallet'),('Carton','Carton'),('Piece','Piece'),('Others','Others')),'Capacity Type',size=64, required=True),
        'building name':fields.char('Building Name', size=64, required=True),
        'mother location':fields.boolean('Parent Location?'),
    }
        
    def create(self, cr, uid, values, context=None):

        names = self.pool.get("stock.location").search(cr, uid, [("name","=", values.get('name'))])
        if names :
            return True;
        else:
            return False;
        
    def change_location_name(self, cr, uid, ids, unit1, unit2, unit3, mother, context=None):
        values = {}
        if not mother:
            #cust = self.pool.get('stock.location').browse(cr, uid, capacity, context=context)
            values['name'] = (unit1 if unit1 else '') + '-' + (unit2 if unit2 else '') + '-' + (unit3 if unit3 else '')

        return {'value' : values};
        
location()