Debug info: ERROR: syntax error at or near "grade_updated"

LINE 1: ...handlers. For example, the assignment registers \'grade_upda...

^

COMMENT ON TABLE mdl_events_handlers IS 'This table is for storing which components requests what type of event, and the location of the responsible handlers. For example, the assignment registers \'grade_updated\' event with a function assignment_grade_handler() that should be called event t'

Stack trace:

    * line 397 of /lib/dml/moodle_database.php: ddl_change_structure_exception thrown

    * line 232 of /lib/dml/pgsql_native_moodle_database.php: call to moodle_database->query_end()

    * line 573 of /lib/dml/pgsql_native_moodle_database.php: call to pgsql_native_moodle_database->query_end()

    * line 88 of /lib/ddl/database_manager.php: call to pgsql_native_moodle_database->change_database_structure()

    * line 75 of /lib/ddl/database_manager.php: call to database_manager->execute_sql()

    * line 456 of /lib/ddl/database_manager.php: call to database_manager->execute_sql_arr()

    * line 408 of /lib/ddl/database_manager.php: call to database_manager->install_from_xmldb_structure()

    * line 1321 of /lib/upgradelib.php: call to database_manager->install_from_xmldb_file()

    * line 169 of /admin/index.php: call to install_core()