https://community.graphisoft.com/t5/Collaboration-with-other/pne-extension/m-p/109582#M10680 That's the file format for Archicad Student Version. It cannot be opened by the professional version. Mon, 16 Jan 2006 17:49:50 GMT TomWaltz 2006-01-16T17:49:50Z https://community.graphisoft.com/t5/Collaboration-with-other/pne-extension/m-p/109581#M10679 <DIV class="actalk-migrated-content"><T>Hi PEOPLE....!<BR /> <BR /> So can anyone answer this little gem of a question...ive been working on archicad at uni and when i save it I get a .pne extension...? what the hell is this...it then cannot open on any other computer version 9 or 8.1??<BR /> <BR /> Any help is very welcome<BR /> Thanks.</T></DIV> Mon, 16 Jan 2006 17:12:46 GMT https://community.graphisoft.com/t5/Collaboration-with-other/pne-extension/m-p/109581#M10679 Anonymous 2006-01-16T17:12:46Z https://community.graphisoft.com/t5/Collaboration-with-other/pne-extension/m-p/109582#M10680 That's the file format for Archicad Student Version. It cannot be opened by the professional version. Mon, 16 Jan 2006 17:49:50 GMT https://community.graphisoft.com/t5/Collaboration-with-other/pne-extension/m-p/109582#M10680 TomWaltz 2006-01-16T17:49:50Z