// Ordered List - no index so null the FK (if nullable) or delete the element
if (ownerMapping.isNullable())
{
// Nullify the FK
ObjectManager om = sm.getObjectManager();
StateManager elementSM = om.findStateManager(element);
if (relationType == Relation.ONE_TO_MANY_BI &&
om.getOMFContext().getPersistenceConfiguration().getBooleanProperty("datanucleus.manageRelationships"))
{
// TODO Move this into manageRemovalOfElement
elementSM.replaceField(ownerMemberMetaData.getRelatedMemberMetaData(clr)[0].getAbsoluteFieldNumber(),