Hello, i'm new to Hibernate and I got this error while trying to map an ArrayList :


Here's my mapping for it :


And here's the error message :


I tried to google it, and found out that the type PersistentList is not generic, but it doesn't help. Could somebody tell me what kind of error it is and how to fix it ? Thanks for every help.[/code]

Hi
test this :

<list name="posibleUnits" lazy="true" cascade="all-delete-orphan" table="POSIBLE_UNITS_GRABBER" inverse="false">

<key column="GRABBER_ID"/>
<index column="POSITION_index"/>
<many-to-many unique="true" column="perm_id" class="unisave2006.units.UnitDescription"/>
</list>