What are the two modules? Paypal? Can one use something like, Square, Clover? I'd like to find a credit card processing co. that has decent fees. Any recommendations?

Parse error: syntax error, unexpected '$login_request ' (T_VARIABLE) in /home/customer/www/abcd.com/public_html/storeadmin/login.php on line 13 LIne 13: $login_request = true; I cannot logon to admin and get the above error and do not know which version of CE-Phoenix 2021? Any help is so appreciated...