Hi, i am trying to transform a mensage HL7 ORUR01. The segmnet OBX.5 is dynamic and i'm calling to subtranform item but fail.

this is the error:
ERROR <Ens>ErrException: <METHOD DOES NOT EXIST>zTransform+16 ^es.gra.informes.transformaciones.OBXToInforme.1 *GetSegmentAt,EnsLib.HL7.Segment -- - registrado como '-'
número - @'
Set zSrcOBJz=source.GetSegmentAt("5",.tSC1)'