bobbrown1967

cannot verify or add vendor in admin get a blank page

3

the error log I get is 2015-08-08T16:22:19+00:00 ERR (3): exception 'Mage_Core_Exception' with message 'Invalid block type: Openwriter_Cartmart_Block_Adminhtml_Vendor_Edit_Tabs' in /home/xxxxxx/public_html/xxxxxxxx.com/app/Mage.php:595 Stack trace: #0 /home/xxxxxx/public_html/xxxxxx.com/app/code/core/Mage/Core/Model/Layout.php(495): Mage::throwException('Invalid block t...') #1 /home/xxxxxx/public_html/xxxxxx.com/app/code/core/Mage/Core/Model/Layout.php(437): Mage_Core_Model_Layout->_getBlockInstance('cartmart/adminh...', Array)...