Fatal error: Uncaught Exception: Could not write to logfile: /var/simplesaml/log/simplesamlphp.log in /var/simplesaml/lib/SimpleSAML/Logger/FileLoggingHandler.php:54 Stack trace: #0 /var/simplesaml/lib/SimpleSAML/Logger.php(389): SimpleSAML\Logger\FileLoggingHandler->__construct(Object(SimpleSAML_Configuration)) #1 /var/simplesaml/lib/SimpleSAML/Logger.php(413): SimpleSAML\Logger::createLoggingHandler() #2 /var/simplesaml/lib/SimpleSAML/Logger.php(181): SimpleSAML\Logger::log(4, 'The class or in...') #3 /var/simplesaml/lib/_autoload_modules.php(68): SimpleSAML\Logger::warning('The class or in...') #4 [internal function]: temporaryLoader('SimpleSAML_Auth...') #5 /var/www/app/libs/SAMLSession.php(22): spl_autoload_call('SimpleSAML_Auth...') #6 /var/www/app/libs/SAMLSession.php(57): Libs\SAMLSession->__construct() #7 /var/www/html/login.php(24): Libs\SAMLSession::getInstance(true) #8 {main} thrown in /var/simplesaml/lib/SimpleSAML/Logger/FileLoggingHandler.php on line 54

Warning: session_set_cookie_params(): Cannot change session cookie parameters when headers already sent in /var/simplesaml/lib/SimpleSAML/SessionHandlerPHP.php on line 84