Fatal error: Uncaught InvalidArgumentException: wfWAFAttackDataStorageFileEngine::unpackMicrotime $binary expected to be string with length of 8, received string of length 0 in /home/smartgf2/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php:963
Stack trace:
#0 /home/smartgf2/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php(1171): wfWAFAttackDataStorageFileEngine::unpackMicrotime('')
#1 /home/smartgf2/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php(1269): wfWAFAttackDataStorageFileEngine->unpackHeader()
#2 /home/smartgf2/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php(1374): wfWAFAttackDataStorageFileEngine->getRowCount()
#3 /home/smartgf2/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php(176): wfWAFAttackDataStorageFileEngine->getNewestTimestamp()
#4 /home/smartgf2/public_html/wp-content/plugins/wordfence/lib/wordfenceC in /home/smartgf2/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php on line 963