Getting a console error of google fonts

Am getting a console error of
https://fonts.googleapis.com/css?family=%3C%3Fphp+echo+esc_attr%28%29%3B+%3F%3E&ver=1.4.1 with your plugin.

I trace the calls to 1 of these lines:

Can you help troubleshoot?

wp-content/plugins/wp-floating-menu/wp-floating-menu.php:182:                wp_enqueue_style('google-fonts', "//fonts.googleapis.com/css?family=<?php echo esc_attr($fonts_final); ?>", array(), WPFM_VERSION);

wp-content/plugins/wp-floating-menu/wp-floating-menu.php:186:                wp_enqueue_style('google-fonts', "//fonts.googleapis.com/css?family=<?php echo esc_attr($title_fonts_final); ?>", array(), WPFM_VERSION);

wp-content/plugins/wp-floating-menu/wp-floating-menu.php:197:                wp_enqueue_style('google-fonts', "//fonts.googleapis.com/css?family=<?php echo esc_attr($fonts_final); ?>", array(), WPFM_VERSION);

wp-content/plugins/wp-floating-menu/wp-floating-menu.php:201:                wp_enqueue_style('google-fonts', "//fonts.googleapis.com/css?family=<?php echo esc_attr($title_fonts_final); ?>", array(), WPFM_VERSION);

wp-content/plugins/wp-floating-menu/wp-floating-menu.php:213:            wp_register_style('wpfm-google-fonts', '//fonts.googleapis.com/css?family=Roboto:100italic,100,300italic,300,400italic,400,500italic,500,700italic,700,900italic,900');