Deprecated: array_key_exists(): Using array_key_exists() on objects is deprecated. Use isset() or property_exists() instead in /home/institut/library/Zend/Registry.php on line 206

Fatal error: Uncaught Zend_Controller_Response_Exception: Cannot send headers; headers already sent in /home/institut/library/Zend/Registry.php, line 206 in /home/institut/library/Zend/Controller/Response/Abstract.php:323 Stack trace: #0 /home/institut/library/Zend/Controller/Response/Abstract.php(115): Zend_Controller_Response_Abstract->canSendHeaders(true) #1 /home/institut/application/Bootstrap.php(17): Zend_Controller_Response_Abstract->setHeader('Content-Type', 'text/html; char...', true) #2 /home/institut/library/Zend/Application/Bootstrap/BootstrapAbstract.php(681): Bootstrap->_initDoctype() #3 /home/institut/library/Zend/Application/Bootstrap/BootstrapAbstract.php(634): Zend_Application_Bootstrap_BootstrapAbstract->_executeResource('doctype') #4 /home/institut/library/Zend/Application/Bootstrap/BootstrapAbstract.php(598): Zend_Application_Bootstrap_BootstrapAbstract->_bootstrap('doctype') #5 /home/institut/library/Zend/Application.php(373): Zend_Application_Bootstrap_BootstrapAbstract->bootstrap(NULL) #6 /home/ins in /home/institut/library/Zend/Controller/Response/Abstract.php on line 323