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?? ????? ??? ????? ????? ?? ??? ???? ???? ?????? ???:

?? ??? ?? ??? E_ERROR ?? ?? 941 ?? ?????? /home/siteurl/domains/yourSite.com/public_html/wp-content/plugins/GravityForms-master/zarinpal.php ?? ???. ???? ???: Uncaught Error: Call to undefined function GF_jalali_to_gregorian() in /home/siteurl/domains/yourSite.com/public_html/wp-content/plugins/GravityForms-master/zarinpal.php:941

Stack trace:

#0 /home/siteurl/domains/yourSite.com/public_html/wp-includes/class-wp-hook.php(312): GFPersian_Gateway_ZarinPal::update_payment_entry(Array, ‘714’)

#1 /home/siteurl/domains/yourSite.com/public_html/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters(”, Array)

#2 /home/siteurl/domains/yourSite.com/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array)

#3 /home/siteurl/domains/yourSite.com/public_html/wp-content/plugins/gravityforms/gravityforms.php(7056): do_action(‘gform_after_upd…’, Array, ‘714’, Array, NULL, NULL, NULL, NULL, NULL, NULL, NULL)

#4 /home/siteurl/domains/yourSite.com/public_html/wp-content/plugins/gravityforms/entry_detail.php(301): gf_do_action(‘gform_after_upd…’, Array, ‘714’, Array)

#5 /home/siteurl/domains/yourSite.com/public_html/wp-content/plugins/grav