Fatal error: Uncaught TypeError: Argument 1 passed to caGenerateDownloadFileName() must be of the type string, null given, called in /var/www/pawtucket/app/controllers/SearchController.php on line 508 and defined in /var/www/pawtucket/app/helpers/exportHelpers.php:344 Stack trace: #0 /var/www/pawtucket/app/controllers/SearchController.php(508): caGenerateDownloadFileName(NULL) #1 /var/www/pawtucket/app/lib/Controller/RequestDispatcher.php(290): SearchController->__call('objects', Array) #2 /var/www/pawtucket/app/lib/Controller/AppController.php(108): RequestDispatcher->dispatch(Array) #3 /var/www/pawtucket/index.php(134): AppController->dispatch(true) #4 {main} thrown in /var/www/pawtucket/app/helpers/exportHelpers.php on line 344