errors with powerprss

Running lastest version of your plugin, 7.4. Latest version of Wordprss and PHP 7.1

01-Mar-2019 02:03:53 UTC] PHP Fatal error: Uncaught Error: Call to undefined function powerpress_get_settings() in /home//public_html/blog/wp-content/plugins/powerpress/powerpressadmin-pts.php:91
Stack trace:
#0 /home/goodreadessPostToSocial->do_pings()
#1 /home/public_html/blog/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array)
#2 /home//public_html/blog/wp-includes/plugin.php(531): WP_Hook->do_action(Array)
#3 /home/public_html/blog/wp-cron.php(133): do_action_ref_array(‘do_pings’, Array)
#4 {main}
thrown in /home//public_html/blog/wp-content/plugins/powerpress/powerpressadmin-pts.php on line 91
[01-Mar-2019 02:29:28 UTC] WPS | ERROR | Worker could not schedule next work cycle. | 23079
[01-Mar-2019 02:54:42 UTC] PHP Fatal error: Uncaught Error: Call to undefined function powerpress_get_settings() in /home//public_html/blog/wp-content/plugins/powerpress/powerpressadmin-pts.php:91
Stack trace:
#0 /home//public_html/blog/wp-includes/class-wp-hook.php(284): PowerPressPostToSocial->do_pings()
#1 /home//public_html/blog/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array)
#2 /home//public_html/blog/wp-includes/plugin.php(531): WP_Hook->do_action(Array)
#3 /home/wp-cron.php(133): do_action_ref_array(‘do_pings’, Array)
#4 {main}
thrown in /home/wp-content/plugins/powerpress/powerpressadmin-pts.php on line 91