https://community.graphisoft.com/t5/Installation-update/archicad-11-and-12/m-p/208130#M22015 <DIV class="actalk-migrated-content">hi, I'm trying to install archicad 12 or 11 at my computer.I have windows vista ultimate and a RAM of 2G, but when I try the installing I always get the message:<BR />java.lang.NoClassDefFoundError:run Exception in thread 'main'<BR />what can I do for installing properly the program.</DIV> Fri, 26 Apr 2024 09:43:03 GMT Anonymous 2024-04-26T09:43:03Z https://community.graphisoft.com/t5/Installation-update/archicad-11-and-12/m-p/208130#M22015 <DIV class="actalk-migrated-content">hi, I'm trying to install archicad 12 or 11 at my computer.I have windows vista ultimate and a RAM of 2G, but when I try the installing I always get the message:<BR />java.lang.NoClassDefFoundError:run Exception in thread 'main'<BR />what can I do for installing properly the program.</DIV> Fri, 26 Apr 2024 09:43:03 GMT https://community.graphisoft.com/t5/Installation-update/archicad-11-and-12/m-p/208130#M22015 Anonymous 2024-04-26T09:43:03Z https://community.graphisoft.com/t5/Installation-update/archicad-11-and-12/m-p/208131#M22016 See if this helps:<BR /> <A href="http://www.archicadwiki.com/Windows%20Vista" target="_blank">http://www.archicadwiki.com/Windows%20Vista</A><BR /> <BR /> refers to older versions, but you may need to uninstall Java and reinstall the Java that is on the distribution media.<BR /> <BR /> Might be something here, too:<BR /> <A href="http://www.archicadwiki.com/ArchiCAD%2012%20Install%20Problems?highlight=%28java%29" target="_blank"><LINK_TEXT text="http://www.archicadwiki.com/ArchiCAD%20 ... %28java%29">http://www.archicadwiki.com/ArchiCAD%2012%20Install%20Problems?highlight=%28java%29</LINK_TEXT></A><BR /> <BR /> Karl Sat, 08 Nov 2008 17:24:06 GMT https://community.graphisoft.com/t5/Installation-update/archicad-11-and-12/m-p/208131#M22016 Karl Ottenstein 2008-11-08T17:24:06Z