https://community.graphisoft.com/t5/Libraries-objects/windows-and-doors-error/m-p/33798#M49562 You might try downloading the updated library. I believe this fixed this issue. Mon, 20 Nov 2006 14:09:52 GMT Anonymous 2006-11-20T14:09:52Z https://community.graphisoft.com/t5/Libraries-objects/windows-and-doors-error/m-p/33796#M49560 <DIV class="actalk-migrated-content"><T>When I try to look at the perspective view i get this error messege in attachment</T></DIV><BR /><IMG src="http://community.graphisoft.com/t5/image/serverpage/image-id/72020iBA9179F7B883F4CC/image-size/large?v=v2&amp;px=999" border="0" alt="Picture 2.png" title="Picture 2.png" /> Fri, 26 May 2023 09:37:29 GMT https://community.graphisoft.com/t5/Libraries-objects/windows-and-doors-error/m-p/33796#M49560 Anonymous 2023-05-26T09:37:29Z https://community.graphisoft.com/t5/Libraries-objects/windows-and-doors-error/m-p/33797#M49561 eastcoast413:<BR /> <BR /> Take a look at this topic:<BR /> <A href="http://archicad-talk.graphisoft.com/viewtopic.php?p=34876&amp;highlight=#34876" target="_blank">Library Parts Not Working Properly</A><BR /> <BR /> HTH<BR /> <BR /> David Mon, 20 Nov 2006 13:41:25 GMT https://community.graphisoft.com/t5/Libraries-objects/windows-and-doors-error/m-p/33797#M49561 David Maudlin 2006-11-20T13:41:25Z https://community.graphisoft.com/t5/Libraries-objects/windows-and-doors-error/m-p/33798#M49562 You might try downloading the updated library. I believe this fixed this issue. Mon, 20 Nov 2006 14:09:52 GMT https://community.graphisoft.com/t5/Libraries-objects/windows-and-doors-error/m-p/33798#M49562 Anonymous 2006-11-20T14:09:52Z