Project files are are related to the specific company that is creating the CATIA model...usally the project files are mostly needed to provide interface with text data....It is less dependent for space models..............the best direct way to solv the issue is to contact the from model supplyer and request the program format to complete the data aquinmation process. Its my thinking that "project files" are a diredt link to the vesion of CATIA that you are using..........So when you send a CATIA model to a client, its important to insure that the reciever has the same "the same release for CATIA model inquestion.". TPosibly thr senguorinf may intregul