This may prove very helpful as time goes by....
To view the codes of a particular DWG file, open it within Notepad or other text editor program. The first text in the file is the code. MC0.0 - DWG Release 1.1 AC1.2 - DWG Release 1.2 AC1.4 - DWG Release 1.4 AC1.50 - DWG Release 2.0 AC2.10 - DWG Release 2.10 AC1002 - DWG Release 2.5 AC1003 - DWG Release 2.6 AC1004 - DWG Release 9 AC1006 - DWG Release 10 AC1009 - DWG Release 11/12 (LT R1/R2) AC1012 - DWG Release 13 (LT95) AC1014 - DWG Release 14, 14.01 (LT97/LT98) AC1015 - DWG AutoCAD 2000/2000i/2002 AC1018 - DWG AutoCAD 2004/2005/2006 AC1021 - DWG AutoCAD 2007/2008/2009 AC1024 - DWG AutoCAD 2010/2011/2012 AC1027 - DWG AutoCAD 2013/2014/2015/2016/2017 AC1032 - DWG AutoCAD 2018
Thanks Lorys
that is good to know!
Thanks Lorys. Think we already had this list.
https://communities.bentley.com/products/microstation/w/microstation__wiki/14237/file-format-and-version-of-autocad-files
RegardsAndrew BellTechnical SupportBentley Systems
yes but who want to go to a link they often stop working after a time....so I did a one stop shop and copy pasted for all us too lazy guys.... hahaha...
Lorys
Started msnt work 1990 - Retired Nov 2022 ( oh boy am I old )
But was long time user V8iss10 (8.11.09.919) dabbler CE update 16 (10.16.00.80)
MicroStation user since 1990 Melbourne Australia.click link to PM me
AC1032 can be extended to AutoCAD 2019 & 2020 at this point...
I'm seeing this become more relevant lately with regards to people upgrading to Microstation CE (CONNECT Edition). Upgrading is becoming a must if you want to work with dwg 2018 and later...
The following Wiki article may be a little more relevant and should be kept up to date reasonably well.
https://communities.bentley.com/products/microstation/w/microstation__wiki/26644/which-microstation-version-supports-which-dwg-dxf-version-formats