LearnPress error breaks search page on blog

Hello,

When someone searches something in our blog, the page doesn’t look well, see the screenshot: https://prnt.sc/qbpu3l We have on the sidebar learnPress products and here is the error_log:

[16-Dec-2019 20:09:32 UTC] PHP Fatal error: Uncaught Error: Call to a member function get_id() on boolean in /Applications/MAMP/htdocs/backup_mentactiva_1912132213/httpdocs/wp-content/plugins/learnpress/inc/lp-template-functions.php:457
Stack trace:
#0 /Applications/MAMP/htdocs/backup_mentactiva_1912132213/httpdocs/wp-content/themes/course-builder/inc/widgets/recent-courses/recent-courses.php(48): learn_press_course_price()
#1 /Applications/MAMP/htdocs/backup_mentactiva_1912132213/httpdocs/wp-includes/class-wp-widget.php(379): Thim_Recent_Courses_Widget->widget(Array, Array)
#2 /Applications/MAMP/htdocs/backup_mentactiva_1912132213/httpdocs/wp-includes/widgets.php(805): WP_Widget->display_callback(Array, Array)
#3 /Applications/MAMP/htdocs/backup_mentactiva_1912132213/httpdocs/wp-content/themes/course-builder/sidebar.php(19): dynamic_sidebar(‘sidebar’)
#4 /Applications/MAMP/htdocs/backup_mentactiva_1912132213/httpdocs/wp-includes/template.php(722): require_once(‘/Applications/M…’)
#5 /Applications/MAMP/htdocs/backup_mentactiva_1912132213/httpdocs/wp- in /Applications/MAMP/htdocs/backup_mentactiva_1912132213/httpdocs/wp-content/plugins/learnpress/inc/lp-template-functions.php on line 457

We are using the latest version until today. LearnPress Versión 3.2.6.5

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