Fatal error: Uncaught Error: bf_social_share_guss

I’m using version 1.5.2, and getting the following error:

Fatal error: Uncaught Error: Call to undefined function bf_social_share_guss_current_page() in /home/nikana2000/public_html/wp-content/plugins/better-amp/includes/functions/theme-functions.php:2469 Stack trace: #0 /home/nikana2000/public_html/wp-content/plugins/better-amp/template/views/post/social-share.php(40): better_amp_social_shares_count(Array) #1 /home/nikana2000/public_html/wp-content/plugins/better-amp/includes/functions/theme-functions.php(95): require(‘/home/nikana200…’) #2 /home/nikana2000/public_html/wp-content/plugins/better-amp/includes/functions/theme-functions.php(57): better_amp_load_templates(Array, ‘/home/nikana200…’, true, false) #3 /home/nikana2000/public_html/wp-content/plugins/better-amp/includes/functions/theme-functions.php(1801): better_amp_locate_template(Array, true, false) #4 /home/nikana2000/public_html/wp-content/plugins/better-amp/template/page.php(27): better_amp_template_part(‘views/post/soci…’) #5 /home/nikana2000/public_html/wp-includes/template-loader.php(74): include(‘/home/nik in /home/nikana2000/public_html/wp-content/plugins/better-amp/includes/functions/theme-functions.php on line 2469

The theme is ‘Sahifa’ by TieLabs.
https://themes.tielabs.com/sahifa/

Please advise.
Thank you

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