These idl codes should be added to old AMDA installation in order AMDA-NG to work. Copy amdalib/* to /AMDALIB/lib ddlib/* to /DDLIB/lib predefined/* - pro specific for amda-ng don't copy; keep as it is pro/* - pro specific for amda-ng don't copy; keep as it is templates/* - pro specific for amda-ng don't copy; keep as it is Normally there should be no interference between old AMDA and AMDA-NG (TO CHECK) So AMDA installation could be used with old AMDA as well as with AMDA-NG