Fixes #7600: Path to sendEmail has changed and is updated now. Add clearstatcache().

extension/Source/core/report/SendMail.php

@@ -229,10 +229,14 @@ class SendMail {
         if ($rc != 0) {
 
             // After first installation of QFQ extension, the PERL script is not executable: is this the problem here?
+            clearstatcache();
             $perms = fileperms($sendEmail);
             if (!($perms & 0x0040)) {
+
                 chmod($sendEmail, 0755);
 
+                clearstatcache();
+
                 if(!is_file($sendEmail) || is_readable($sendEmail)){
                     throw new UserFormException(json_encode([ERROR_MESSAGE_TO_USER => "Command 'sendEmail' not found."
                         , ERROR_MESSAGE_SUPPORT => $sendEmail]), ERROR_SENDMAIL);