Using integer as key insert new data works fine but an error occour when update the combo value.
This is the error:
Errore PostGIS nella modifica degli attibuti: ERROR: invalid input syntax for integer: ""
LINE 1: ...vento2016_11"."damage_interventi" SET "i_d_codic"='' WHERE "...
Using integer as key insert new data works fine but an error occour when update the combo value. This is the error: