Posted 4 Aug 2018 I have a program that was developed in modicon Concept, dont know what version it is. I tried to open with the version 2.6 XL but when i tried to open the .prj file, it says the version does not match..is there a way or how to convert this program to version 2.6 Concept? Share this post Link to post Share on other sites
Posted 7 Aug 2018 http://www.plctalk.net/qanda/showthread.php?t=54624 http://www.plctalk.net/qanda/showthread.php?t=96202 The above threads may help you out. Regards, Garry Share this post Link to post Share on other sites