Version of magento is 1.9.2
I cleared the cache and updated the index
I get the error below:
"
There has been an error processing your request
Mage registry key "_singleton/persistent/observer" already exists
Trace:
#0 /chroot/home/buybabyc/buy4baby.com.au/html/app/Mage.php(223): Mage::throwException('Mage registry k...')
#1 /chroot/home/buybabyc/buy4baby.com.au/html/app/Mage.php(477): Mage::register('_singleton/pers...', false)
#2 /chroot/home/buybabyc/buy4baby.com.au/html/app/code/core/Mage/Core/Model/App.php(1335): Mage::getSingleton('persistent/obse...')
#3 /chroot/home/buybabyc/buy4baby.com.au/html/app/Mage.php(448): Mage_Core_Model_App->dispatchEvent('controller_acti...', Array)
#4 /chroot/home/buybabyc/buy4baby.com.au/html/app/code/core/Mage/Core/Controller/Varien/Action.php(527): Mage::dispatchEvent('controller_acti...', Array)
#5 /chroot/home/buybabyc/buy4baby.com.au/html/app/code/core/Mage/Core/Controller/Front/Action.php(69): Mage_Core_Controller_Varien_Action->preDispatch()
#6 /chroot/home/buybabyc/buy4baby.com.au/html/app/code/core/Mage/Core/Controller/Varien/Action.php(407): Mage_Core_Controller_Front_Action->preDispatch()
#7 /chroot/home/buybabyc/buy4baby.com.au/html/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254): Mage_Core_Controller_Varien_Action->dispatch('index')
#8 /chroot/home/buybabyc/buy4baby.com.au/html/app/code/core/Mage/Core/Controller/Varien/Front.php(172): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#9 /chroot/home/buybabyc/buy4baby.com.au/html/app/code/core/Mage/Core/Model/App.php(365): Mage_Core_Controller_Varien_Front->dispatch()
#10 /chroot/home/buybabyc/buy4baby.com.au/html/app/Mage.php(684): Mage_Core_Model_App->run(Array)
#11 /chroot/home/buybabyc/buy4baby.com.au/html/index.php(83): Mage::run('', 'store')
#12 {main}
Any idea what the issue may be?
