when use paypal checkout,it shows error500 xxx.com/ipn_main_handler.php?type=ec

[andyguo]

site URL : my demo site: http://lavan.infinityfreeapp.com/ (demo site use MySQL 5.6.48-88.0 PHP version:5.4.45)
ZC version:1.39h
list of plugins:ultimate seo/ sql backup , i turned off seo, it shows same problem.


my web use HP version:5.4.45 and MySQL 5.7.23-23

when i use paypal checkout.

both sites shows below problems.
xxx.com/cache/myDEBUG-1630230165-471698.log shows below info
PHP Warning: Unterminated comment starting line 360 in /home1/×××/public_html/×××.com/includes/modules/order_total/ot_coupon.php on line 360
PHP Parse error: syntax error, unexpected end of file, expecting function (T_FUNCTION) in /home1/×××/public_html/×××.com/includes/modules/order_total/ot_coupon.php on line 362

anyone can help.

[web-project]

PHP version:5.4.45

is insecure to use, change your hosting provider if they cant provide you with PHP version above of 7

[dbltoe]

is insecure to use, change your hosting provider if they cant provide you with PHP version above of 7

You may not have noticed that the OP lists using 1.3.9h.

Actually, 1.3.9h is designed for PHP 5.3 or lower.

If creating a demo, why not with 1.5.7c? Note that it will need PHP 5.6 or better to run.