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Can't find data record in database table course.

Debug info: SELECT * FROM {course} WHERE id = ?
[array (
0 => false,
)]
Error code: invalidrecord

Stack trace:

line 1646 of /lib/dml/moodle_database.php: dml_missing_record_exception thrown
line 1622 of /lib/dml/moodle_database.php: call to moodle_database->get_record_select()
line 611 of /lib/datalib.php: call to moodle_database->get_record()
line 472 of /lib/modinfolib.php: call to get_course()
line 441 of /lib/modinfolib.php: call to course_modinfo->__construct()
line 2573 of /lib/modinfolib.php: call to course_modinfo::instance()
line 1360 of /lib/completionlib.php: call to get_fast_modinfo()
line 740 of /local/coursecomplex/lib.php: call to completion_info->get_activities()
line 195 of /local/coursecomplex/singleproduct.php: call to lcc_get_single_product_page_courseincludes()