PHP Fatal error: Uncaught ArgumentCountError

Hi,
I’m using the latest versions of WordPress, Contact 7 and your plugin, but by enabling your plugin, all of the forms stop working. For more detail, here is the log of this error.

[08-Jul-2019 08:51:43 UTC] PHP Fatal error:  Uncaught ArgumentCountError: Too few arguments to function ContactForm7ConditionalFields::hide_hidden_mail_fields(), 1 passed in C:\xampp\htdocs\test\wp-includes\class-wp-hook.php on line 286 and exactly 3 expected in C:\xampp\htdocs\test\wp-content\plugins\cf7-conditional-fields\cf7cf.php:253
Stack trace:
#0 C:\xampp\htdocs\test\wp-includes\class-wp-hook.php(286): ContactForm7ConditionalFields->hide_hidden_mail_fields(Object(WPCF7_ContactForm))
#1 C:\xampp\htdocs\test\wp-includes\class-wp-hook.php(310): WP_Hook->apply_filters('', Array)
#2 C:\xampp\htdocs\test\wp-includes\plugin.php(465): WP_Hook->do_action(Array)
#3 C:\xampp\htdocs\test\wp-content\plugins\contact-form-7\includes\submission.php(250): do_action('wpcf7_before_se...', Object(WPCF7_ContactForm))
#4 C:\xampp\htdocs\test\wp-content\plugins\contact-form-7\includes\submission.php(158): WPCF7_Submission->mail()
#5 C:\xampp\htdocs\test\wp-content\plugins\contact-form-7\includes\submission.php(28): WPCF7_Submission->submit()
#6 C:\xampp\htdocs\test\wp-content\plugins\co in C:\xampp\htdocs\test\wp-content\plugins\cf7-conditional-fields\cf7cf.php on line 253

Please let me know if there is anything to do to fix this issue.

I’m looking forward to hearing from you.
Best Regards,