# Without validation it works (but doesn't validate of course):$email = new Zend_Form_Element_Text('email'); $email->setLabel('Email address') ->addFilter('StringToLower') ->setRequired(true) ->addValidator('NotEmpty');# But if instead I try to validate, the webpage hangs indefinitely:$email = new Zend_Form_Element_Text('email'); $email->setLabel('Email address') ->addFilter('StringToLower') ->setRequired(true) ->addValidator('NotEmpty') ->addValidator('EmailAddress');# When the validator is used, my logs show:[28-Apr-2011 13:16:04] PHP Notice: Zend_Loader::Zend_Loader::registerAutoload is deprecated as of 1.8.0 and will be removed with 2.0.0; use Zend_Loader_Autoloader instead in /Users/adrianparker/Documents/projects/ZendFramework-1.11.5/library/Zend/Loader.php on line 266[28-Apr-2011 13:16:04] PHP Stack trace:[28-Apr-2011 13:16:04] PHP 1. {main}() /Users/adrianparker/Documents/projects/dev_central/ldx/public_html/testing/Zend_Form_Example/www/index.php:0[28-Apr-2011 13:16:04] PHP 2. Zend_Loader::registerAutoload($class = *uninitialized*, $enabled = *uninitialized*) /Users/adrianparker/Documents/projects/dev_central/ldx/public_html/testing/Zend_Form_Example/www/index.php:15[28-Apr-2011 13:16:04] PHP 3. trigger_error(*uninitialized*, *uninitialized*) /Users/adrianparker/Documents/projects/ZendFramework-1.11.5/library/Zend/Loader.php:266# .. BUT the script does not terminate as a result