diff --git a/modules/my_impianti/plugins/my_impianti.interventi.php b/modules/my_impianti/plugins/my_impianti.interventi.php
index 6831e1f43..5b8390a6e 100644
--- a/modules/my_impianti/plugins/my_impianti.interventi.php
+++ b/modules/my_impianti/plugins/my_impianti.interventi.php
@@ -176,7 +176,7 @@ echo '
             <input type="hidden" name="backto" value="record-edit">
             <div class="row">
                 <div class="col-xs-12 col-md-6">
-                    {[ "type": "select", "name": "matricole[]", "multiple": 1, "value": "'.implode(',', $impianti).'", "values": "query=SELECT my_impianti.id, CONCAT(matricola, \' - \', nome) AS descrizione, CONCAT(nomesede, IF(citta IS NULL OR citta = \'\', \'\', CONCAT(\' (\', citta, \')\'))) AS optgroup FROM my_impianti JOIN (SELECT id, nomesede, citta FROM an_sedi UNION SELECT 0, \'Sede legale\', \'\') AS t ON t.id = my_impianti.idsede WHERE idanagrafica='.prepare($records[0]['idanagrafica']).' ORDER BY idsede ASC, matricola ASC", "extra": "'.$readonly.'" ]}
+                    {[ "type": "select", "name": "matricole[]", "multiple": 1, "value": "'.implode(',', $impianti).'", "values": "query=SELECT my_impianti.id, CONCAT(matricola, \' - \', nome) AS descrizione, CONCAT(nomesede, IF(my_impianti.citta IS NULL OR my_impianti.citta = \'\', \'\', CONCAT(\' (\', my_impianti.citta, \')\'))) AS optgroup FROM my_impianti JOIN (SELECT id, nomesede, citta FROM an_sedi UNION SELECT 0, \'Sede legale\', \'\') AS t ON t.id = my_impianti.idsede WHERE idanagrafica='.prepare($records[0]['idanagrafica']).' ORDER BY idsede ASC, matricola ASC", "extra": "'.$readonly.'" ]}
                 </div>
             </div>
             <br><br>
diff --git a/update/2_3.sql b/update/2_3.sql
index 3449cabec..2992cea3a 100644
--- a/update/2_3.sql
+++ b/update/2_3.sql
@@ -899,7 +899,7 @@ UPDATE `zz_widgets` SET `query` = 'SELECT CONCAT_WS(" ", REPLACE(REPLACE(REPLACE
 UPDATE `zz_widgets` SET `query` = 'SELECT CONCAT_WS(" ", REPLACE(REPLACE(REPLACE(FORMAT(SUM(prezzo_acquisto*qta),2), ",", "#"), ".", ","), "#", "."), "&euro;") AS dato FROM mg_articoli WHERE qta>0' WHERE `name` = 'Valore magazzino';
 
 -- Fix per le sessioni di lavoro dei tecnici precedenti
-UPDATE `in_interventi_tecnici` SET `idtipointervento` = (SELECT `idtipointervento` FROM `in_interventi` WHERE `idintervento` = `in_interventi`.`id`) WHERE `idtipointervento` = '';
+UPDATE `in_interventi_tecnici` SET `idtipointervento` = (SELECT `idtipointervento` FROM `in_interventi` WHERE `in_interventi_tecnici`.`idintervento` = `in_interventi`.`id`) WHERE `idtipointervento` = '';
 
 -- Fix per i serial number
 ALTER TABLE `mg_prodotti` ADD `id_riga_documento` int(11), ADD FOREIGN KEY (`id_riga_documento`) REFERENCES `co_righe_documenti`(`id`) ON DELETE CASCADE, ADD `id_riga_ordine` int(11), ADD FOREIGN KEY (`id_riga_ordine`) REFERENCES `or_righe_ordini`(`id`) ON DELETE CASCADE, ADD `id_riga_ddt` int(11), ADD FOREIGN KEY (`id_riga_ddt`) REFERENCES `dt_righe_ddt`(`id`) ON DELETE CASCADE, ADD `id_riga_intervento` int(11), ADD FOREIGN KEY (`id_riga_intervento`) REFERENCES `mg_articoli_interventi`(`id`) ON DELETE CASCADE, ADD `dir` enum('entrata', 'uscita') DEFAULT 'uscita', CHANGE `idarticolo` `id_articolo` int(11), ADD FOREIGN KEY (`id_articolo`) REFERENCES `mg_articoli`(`id`) ON DELETE SET NULL, CHANGE `serial` `serial` varchar(50), CHANGE `lotto` `lotto` varchar(50), CHANGE `altro` `altro` varchar(50);