https://community.graphisoft.com/t5/Installation-update/Loading-conundrum/m-p/250684#M26144 <DIV class="actalk-migrated-content"><T>For some reason in the last 1 week some of my AC21 updated pln files (these are legacy projects brought forward in many iterations of ARCHICAD) won't load. AC21 crashes after loading a library that I have warnings about being corrupted but have always .<BR /> <BR /> The odd thing is that all the projects open successfully in AC21RC. I am able to save the projects as AC20, then open &amp; resave as AC21 without any problem.<BR /> <BR /> Anyone experience anything similar? Or have any idea what is happening?</T></DIV> Mon, 04 Dec 2017 13:24:32 GMT gpowless 2017-12-04T13:24:32Z https://community.graphisoft.com/t5/Installation-update/Loading-conundrum/m-p/250684#M26144 <DIV class="actalk-migrated-content"><T>For some reason in the last 1 week some of my AC21 updated pln files (these are legacy projects brought forward in many iterations of ARCHICAD) won't load. AC21 crashes after loading a library that I have warnings about being corrupted but have always .<BR /> <BR /> The odd thing is that all the projects open successfully in AC21RC. I am able to save the projects as AC20, then open &amp; resave as AC21 without any problem.<BR /> <BR /> Anyone experience anything similar? Or have any idea what is happening?</T></DIV> Mon, 04 Dec 2017 13:24:32 GMT https://community.graphisoft.com/t5/Installation-update/Loading-conundrum/m-p/250684#M26144 gpowless 2017-12-04T13:24:32Z