SQL-Fehler!

Datei: dbconnectME.php (/www/StudioWeb6/steuerung/classes/dbconnectME.php)
Zeile: 64

SQL-Informationen

SQL-Query:
SELECT TextID, rk_allgid_de, rk_indiv FROM B_AGB_01Texte WHERE rk_IDNr=237 OR (rk_IDNr IS NULL AND TextID IN ())
/betroffene DS: /-1
Fehlermeldung:
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '))' at line 1
SQL-Fehlercode: 1064