Fatal error: Uncaught Error: Call to undefined function maybe_serialize() in /home3/iranptc1/public_html/wp-content/plugins/wordfence/abzarwp/bootstrap-v13.php:100 Stack trace: #0 /home3/iranptc1/public_html/wp-content/plugins/wordfence/abzarwp/bootstrap-v13.php(146): {closure}(Array) #1 /home3/iranptc1/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/http.php(315): wfWAF_pre_send_http(Object(wfWAFHTTP), Object(wfWAFHTTPTransportCurl)) #2 /home3/iranptc1/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/http.php(70): wfWAFHTTPTransportCurl->send(Object(wfWAFHTTP)) #3 /home3/iranptc1/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/http.php(38): wfWAFHTTP->send() #4 /home3/iranptc1/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/waf.php(2104): wfWAFHTTP::get('https://noc4.wo...', Object(wfWAFHTTP)) #5 /home3/iranptc1/public_html/wp-content/plugins/wordfence/waf/bootstrap.php(540): wfWAFCronFetchBlacklistPrefixesEvent->fire() #6 /home3/iranptc1/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/waf.php(302): wfWAFWordPress->runCron() #7 /home3/iranptc1/public_html/wp-content/plugins/wordfence/waf/bootstrap.php(986): wfWAF->run() #8 /home3/iranptc1/public_html/wordfence-waf.php(6): include_once('/home3/iranptc1...') #9 {main} thrown in /home3/iranptc1/public_html/wp-content/plugins/wordfence/abzarwp/bootstrap-v13.php on line 100