EntityDac save entity to mariadb

EntityDac save entity to mariadb

I use entitydac context. in Delphi12 and entityDac 3.3.0
  var predpokladanaoperace :=  entitycontext1.CreateAttachedEntity<TTOrderWork> ;
  predpokladanaoperace.OrderId := 'zakazka000001';
  predpokladanaoperace.TsLastchange := now();
  predpokladanaoperace.TsCreated := now();
  predpokladanaoperace.TsLastcalculated := now();
  predpokladanaoperace.Save;

after save -> parameter return20 not found