PHP error when adding new platform

When I try to add a new platform, I get a PHP error.
I have installed the following plugins:
LTI Connector for LearnDash
LTI Tool
ceLTIc LTI Library

The error:
require_once(/wp-content/plugins/lti-tool-learndash/LTI_Tool_LearnDash_Binary_Selector_Courses.php): Failed to open stream: No such file or directory in wp-content/plugins/lti-tool-learndash/lti-tool-learndash.php on line 219PHP message: PHP Fatal error: Uncaught Error: Failed opening required ‘wp-content/plugins/lti-tool-learndash/LTI_Tool_LearnDash_Binary_Selector_Courses.php’ (include_path=’.’) in wp-content/plugins/lti-tool-learndash/lti-tool-learndash.php:219\nStack trace:\n#0 wp-includes/class-wp-hook.php(310): lti_tool_learndash_config_platform(Array, Object(ceLTIc\LTI\Platform))\n#1 wp-includes/plugin.php(205): WP_Hook->apply_filters(Array, Array)\n#2 wp-content/plugins/lti-tool/includes/AddLTIPlatform.php(80): apply_filters(‘lti_tool_config…’, Array, Object(ceLTIc\LTI\Platform))\n#3 wp-includes/class-wp-hook.php(310): lti_tool_add_platform(”)\n#4 wp-includes/class-wp-hook.php(334): WP_Hook->apply…’


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