Hi i have aprogram at amachine it is working by ac500 and programmed with ac500 conrrol builder codesys

Hi i have aprogram at amachine it is working by ac500 and programmed with ac500 conrrol builder codesys when I try to open it by control builder PLUS v2.2 it give me message that the ffile may be ccorrupted or programmed byby newer version when I export it and import it by ththe ssoftware mine it give me errors at many things and give errors at login can you give me old version of contr builder because I think v2.2 isnewer than machine thanks