php - Silverstripe page template save to database issues -

been having few issues tab fields i've added not saving data placed in them. know has somehting $db array can't work without error when try /dev/build.

here code snippet. i'm trying add in 5 htmleditorfields below. i'm pretty new posts i've come across such these suggest i've got right?

http://www.silverstripe.org/customising-the-cms/show/4496

http://www.silverstripe.org/customising-the-cms/show/9391

http://www.silverstripe.org/general-questions/show/9001

i wonder if can point out issue might be?

    <?php class homepage extends page {      static $db = array(         'contentbottom'     => 'htmltext',         'centertop'         => 'htmltext',         'centerbottom'      => 'htmltext',         'righttop'          => 'htmltext',         'rightbottom'       => 'htmltext'     );       function getcmsfields() {         $fields = parent::getcmsfields();          // content         $fields->addfieldtotab('root.content.main', new htmleditorfield('contentbottom'));         $fields->addfieldtotab('root.content.main', new htmleditorfield('centertop'));         $fields->addfieldtotab('root.content.main', new htmleditorfield('centerbottom'));         $fields->addfieldtotab('root.content.main', new htmleditorfield('righttop'));         $fields->addfieldtotab('root.content.main', new htmleditorfield('rightbottom'));          return $fields;     }  }  class homepage_controller extends page_controller {      public function init() {         parent::init();     }  } 

error:

[notice] array string conversion /<site_name>/dev/build  line 396 in f:\programs\xampp\htdocs\<site_name>\sapphire\core\model\database.php  source  387                     $array_spec = $this->indexlist[$table][$index_alt]['spec']; 388                 } else { 389                     $array_spec = $this->indexlist[$table][$index_alt]; 390                 } 391             } 392         } 393          394         if($newtable || !isset($this->indexlist[$table][$index_alt])) { 395             $this->transcreateindex($table, $index, $spec); 396             $this->alterationmessage("index $table.$index: created $spec","created"); 397         } else if($array_spec != db::getconn()->convertindexspec($spec)) { 398             $this->transalterindex($table, $index, $spec); 399             $spec_msg=db::getconn()->convertindexspec($spec); 400             $this->alterationmessage("index $table.$index: changed $spec_msg <i style=\"color: #aaa\">(from {$array_spec})</i>","changed");           401         } 402     } 

the issue here schellmax suggested, i've installed earlier version of xampp php 5.3 , it's working should now...