Ickle query fails with unknown alias error when using projection

SELECT id FROM kc.HotRodUserSessionEntity c WHERE ((c.realmId = :realmId0) AND (c.offline = :offline0) AND (c.authenticatedClientSessions.clientId = :authenticatedClientSessionsclientId0)) ORDER BY lastSessionRefresh ASC

// HotRodUserSessionEntity
@ProtoField(number = 2)
public String id;

@Basic(sortable = true)
@ProtoField(number = 3)
public String realmId;

@Basic(sortable = true)
@ProtoField(number = 17)
public Boolean offline;

@Basic(sortable = true)
@ProtoField(number = 16)
public Set<HotRodAuthenticatedClientSessionEntityReference> authenticatedClientSessions;
-- end of HotRodUserSessionEntity --

// HotRodAuthenticatedClientSessionEntityReference
@Basic(sortable = true)
@ProtoField(number = 1)
public String clientId;