Uncaught InvalidArgumentException: wfWAFAttackDataStorageFileEngine::unpackMicrotime $binary expected to be string with length of 8, received string of length 0
in /srv/users/ehfloral-web/apps/ehfloral/public/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php on line 963

Call stack:

1. wfWAFAttackDataStorageFileEngine::unpackMicrotime('')
   wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php:261
2. wfWAFStorageFile::_getAttackDataRowsNewerThan(resource, 276223, 803)
   wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php:1232
3. wfWAFAttackDataStorageFileEngine::scanRowsReverse(array)
   wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php:246
4. wfWAFStorageFile::getNewestAttackDataArray('1776802395.510266')
   wp-content/plugins/wordfence/lib/wordfenceClass.php:9016
5. wordfence::syncAttackData()
   wp-includes/class-wp-hook.php:339
6. WP_Hook::apply_filters(NULL, array)
   wp-includes/class-wp-hook.php:365
7. WP_Hook::do_action(array)
   wp-includes/plugin.php:522
8. do_action('init')
   wp-settings.php:742
9. require_once('/srv/users/ehfloral-...blic/wp-settings.php')
   wp-config.php:45
10. require_once('/srv/users/ehfloral-...public/wp-config.php')
    wp-load.php:50
11. require_once('/srv/users/ehfloral-...l/public/wp-load.php')
    wp-blog-header.php:13
12. require('/srv/users/ehfloral-...c/wp-blog-header.php')
    index.php:17