Error : SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-15,15' at line 10 : 0

Trace :

#0 /srv/www/sites/romani/angloromani/system/includes/Zend/Db/Statement.php(109): Zend_Db_Statement_Pdo->_prepare('SELECT distinct...')
#1 /srv/www/sites/romani/angloromani/system/includes/Zend/Db/Adapter/Pdo/Abstract.php(170): Zend_Db_Statement->__construct(Object(Zend_Db_Adapter_Pdo_Mysql), 'SELECT distinct...')
#2 /srv/www/sites/romani/angloromani/system/includes/Zend/Db/Adapter/Abstract.php(429): Zend_Db_Adapter_Pdo_Abstract->prepare('SELECT distinct...')
#3 /srv/www/sites/romani/angloromani/system/includes/Zend/Db/Adapter/Pdo/Abstract.php(220): Zend_Db_Adapter_Abstract->query('SELECT distinct...', Array)
#4 /srv/www/sites/romani/angloromani/system/includes/Zend/Db/Adapter/Abstract.php(641): Zend_Db_Adapter_Pdo_Abstract->query('SELECT distinct...', Array)
#5 /srv/www/sites/romani/angloromani/control/dictionary_control.php(102): Zend_Db_Adapter_Abstract->fetchAll('SELECT distinct...')
#6 /srv/www/sites/romani/angloromani/system/classes/DefaultControl.php(43): dictionary_control->__default(NULL)
#7 /srv/www/sites/romani/angloromani/system/filters/controlfilter.php(77): DefaultControl->__startAction('__default', NULL, Array, Object(SFResponse))
#8 /srv/www/sites/romani/angloromani/system/classes/AbstractFilter.php(45): ControlFilter->before()
#9 /srv/www/sites/romani/angloromani/system/classes/AbstractFilter.php(56): AbstractFilter->doFilter(Object(SFResponse), Array, Array)
#10 /srv/www/sites/romani/angloromani/system/classes/Dispatcher.php(68): AbstractFilter->doFilter(Object(SFResponse), Array, Array)
#11 /srv/www/sites/romani/angloromani/bootstrap.php(22): Dispatcher->dispatch()
#12 {main}