Slim Application Error

The application could not run because of the following error:

Details

Type: PDOException
Code: 22P02
Message: SQLSTATE[22P02]: Invalid text representation: 7 ERROR: invalid input syntax for integer: ""
File: /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Vendors/IdiormParis/idiorm.php
Line: 429

Trace

#0 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Vendors/IdiormParis/idiorm.php(429): PDOStatement->execute()
#1 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Vendors/IdiormParis/idiorm.php(1881): ORM::_execute(' select area_na...', Array, 'DEFAULT_CONNECT...')
#2 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Vendors/IdiormParis/idiorm.php(607): ORM->_run()
#3 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Models/DaoAreaInfo.php(135): ORM->find_one()
#4 /work/sumai.panasonic.jp/docs/sumai-partners/shop/result_map.php(79): DaoAreaInfo::getAreaByAreaCd('')
#5 [internal function]: ResultMap->getMethod(Object(Slim\Http\Request))
#6 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Slim/Route.php(468): call_user_func_array(Array, Array)
#7 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Slim/Slim.php(1364): Slim\Route->dispatch()
#8 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Slim/Middleware/Flash.php(85): Slim\Slim->call()
#9 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Slim/Middleware/MethodOverride.php(92): Slim\Middleware\Flash->call()
#10 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Slim/Middleware/PrettyExceptions.php(67): Slim\Middleware\MethodOverride->call()
#11 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Slim/Slim.php(1309): Slim\Middleware\PrettyExceptions->call()
#12 /work/sumai.panasonic.jp/docs/sumai-partners/shop/app/Classes/AppRooting.php(312): Slim\Slim->run()
#13 /work/sumai.panasonic.jp/docs/sumai-partners/shop/result_map.php(197): AppRooting->_run()
#14 {main}