https://community.graphisoft.com/t5/Installation-update/archicad18-cant-install-addon/m-p/228430#M24023 I cant believe no one has answered this!! I am at my wits end as to why I am getting this same message.<BR /> <BR /> Please someone help. I am running ArchiCAD v18 x64bit on Win8.1 and have tried everything, even trying to install in Safe-Mode<BR /> <BR /> Taylor Thu, 25 Dec 2014 19:23:13 GMT Anonymous 2014-12-25T19:23:13Z https://community.graphisoft.com/t5/Installation-update/archicad18-cant-install-addon/m-p/228429#M24022 <DIV class="actalk-migrated-content">Hello, i reinstalled archicad 18 and i still get this error.<BR />Has someone experienced the same issue and got it going?</DIV><BR /><IMG src="http://community.graphisoft.com/t5/image/serverpage/image-id/74049i5C825B7F1693575E/image-size/large?v=v2&amp;px=999" border="0" alt="problem.png" title="problem.png" /> Tue, 26 Mar 2024 14:27:12 GMT https://community.graphisoft.com/t5/Installation-update/archicad18-cant-install-addon/m-p/228429#M24022 Anonymous 2024-03-26T14:27:12Z https://community.graphisoft.com/t5/Installation-update/archicad18-cant-install-addon/m-p/228430#M24023 I cant believe no one has answered this!! I am at my wits end as to why I am getting this same message.<BR /> <BR /> Please someone help. I am running ArchiCAD v18 x64bit on Win8.1 and have tried everything, even trying to install in Safe-Mode<BR /> <BR /> Taylor Thu, 25 Dec 2014 19:23:13 GMT https://community.graphisoft.com/t5/Installation-update/archicad18-cant-install-addon/m-p/228430#M24023 Anonymous 2014-12-25T19:23:13Z