Debug info: ORA-00904: "MOODLELIB"."DIRTY_HACK": invalid identifier

UPDATE ocontext

SET depth = 2,

path = MOODLELIB.DIRTY_HACK(:o_param1 || id) 

WHERE contextlevel = 30

AND (depth = 0 OR path IS NULL)

[array (

'o_param1' => '/1/',

)]

Error code: dmlwriteexception

Stack trace:

line 429 of /lib/dml/moodle_database.php: dml_write_exception thrown

line 272 of /lib/dml/oci_native_moodle_database.php: call to moodle_database->query_end()

line 1015 of /lib/dml/oci_native_moodle_database.php: call to oci_native_moodle_database->query_end()

line 6220 of /lib/accesslib.php: call to oci_native_moodle_database->execute()

line 5681 of /lib/accesslib.php: call to context_user::build_paths()

line 1553 of /lib/upgradelib.php: call to context_helper::build_all_paths()

line 292 of /admin/index.php: call to upgrade_core()