wpml compatability

[andrewParticipant]

We installed WPML for multilingual content and get an error as soon as we enable the main CMS component. Is there a preferred multilingual plugin or documentation for this?

Thank you

When seeking help with this issue, you may be asked for some of the following information:
WordPress version 5.3
Current theme: Macy (version 1.0)
Current plugin: (version )
PHP version 7.3.11

Error Details
=============
An error of type E_ERROR was caused in line 73 of the file /wp-content/themes/macy/7upframe/controler/Multi_Language_Control.php. Error message: Uncaught Error: Call to undefined function s7upf_get_option_name() in /wp-content/themes/macy/7upframe/controler/Multi_Language_Control.php:73
Stack trace:
#0 /wp-content/themes/macy/functions.php(44): require_once()
#1 /wp-settings.php(497): include(‘/home/dh_e8zg2v…’)
#2 /wp-config.php(90): require_once(‘/home/dh_e8zg2v…’)
#3 /wp-load.php(37): require_once(‘/home/dh_e8zg2v…’)
#4 /wp-admin/admin.php(34): require_once(‘/home/dh_e8zg2v…’)
#5 /wp-admin/plugins.php(10): require_once(‘/home/dh_e8zg2v…’)
#6 {main}
thrown

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