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Invalid module ID: {$a} More information about this error Debug info: Error code: invalidmoduleid Stack trace: line 2254 of \lib\modinfolib.php: moodle_exception thrown line 116 of \grade\report\singleview\classes\local\screen\user.php: call to get_course_and_cm_from_instance() line 90 of \grade\report\singleview\classes\local\screen\screen.php: call to gradereport_singleview\local\screen\user->init() line 87 of \grade\report\singleview\classes\local\screen\select.php: call to gradereport_singleview\local\screen\screen->__construct() line 110 of \grade\report\singleview\lib.php: call to gradereport_singleview\local\screen\select->html() line 166 of \grade\report\singleview\index.php: call to gradereport_singleview->output()

Some courses single grade view is working properly.