Fatal error: Uncaught wfWAFStorageFileException: Unable to verify temporary file contents for atomic writing. in /usr/www/users/saveti/savetibet_2019_wp/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php:52 Stack trace: #0 /usr/www/users/saveti/savetibet_2019_wp/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php(659): wfWAFStorageFile::atomicFilePutContents('/usr/www/users/...', '<?php exit('Acc...') #1 [internal function]: wfWAFStorageFile->saveConfig('livewaf') #2 {main} thrown in /usr/www/users/saveti/savetibet_2019_wp/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php on line 52