500 PHP warning

/home/mnl/public_html/shopeo/protected/site/views/product/_shoptech/

_item.php line 118 Undefined array key "price"

Stack trace
#1 /home/mnl/public_html/shopeo/yii/framework/web/CBaseController.php ::require (126)
#2 /home/mnl/public_html/shopeo/yii/framework/web/CBaseController.php CBaseController::renderInternal (95)
#3 /home/mnl/public_html/shopeo/yii/framework/web/CController.php CBaseController::renderFile (872)
#4 /home/mnl/public_html/shopeo/protected/site/views/site/_shoptech/preview_nodes.php CController::renderPartial (45)
#5 /home/mnl/public_html/shopeo/yii/framework/web/CBaseController.php ::require (126)
#6 /home/mnl/public_html/shopeo/yii/framework/web/CBaseController.php CBaseController::renderInternal (95)
#7 /home/mnl/public_html/shopeo/yii/framework/web/CController.php CBaseController::renderFile (872)
#8 /home/mnl/public_html/shopeo/protected/site/views/site/_shoptech/index.php CController::renderPartial (40)
#9 /home/mnl/public_html/shopeo/yii/framework/web/CBaseController.php ::require (126)
#10 /home/mnl/public_html/shopeo/yii/framework/web/CBaseController.php CBaseController::renderInternal (95)
#11 /home/mnl/public_html/shopeo/yii/framework/web/CController.php CBaseController::renderFile (872)
#12 /home/mnl/public_html/shopeo/yii/framework/web/CController.php CController::renderPartial (785)
#13 /home/mnl/public_html/shopeo/protected/site/controllers/SiteController.php CController::render (227)
#14 /home/mnl/public_html/shopeo/yii/framework/web/actions/CInlineAction.php SiteController::actionIndex (49)
#15 /home/mnl/public_html/shopeo/yii/framework/web/CController.php CInlineAction::runWithParams (308)
#16 /home/mnl/public_html/shopeo/yii/framework/web/CController.php CController::runAction (286)
#17 /home/mnl/public_html/shopeo/yii/framework/web/CController.php CController::runActionWithFilters (265)
#18 /home/mnl/public_html/shopeo/yii/framework/web/CWebApplication.php CController::run (282)
#19 /home/mnl/public_html/shopeo/yii/framework/web/CWebApplication.php CWebApplication::runController (141)
#20 /home/mnl/public_html/shopeo/yii/framework/base/CApplication.php CWebApplication::processRequest (185)
#21 /home/mnl/public_html/shopeo/index.php CApplication::run (159)