https://community.graphisoft.com/t5/Installation-update/Repairing-AC16/m-p/144149#M16368 You can download AC16 from myarchicad.com. Running the install will see that AC16 is already on your system and give you the option to repair. Just did this yesterday on one of the office pc's. Fri, 05 Jul 2013 01:19:18 GMT Anonymous 2013-07-05T01:19:18Z https://community.graphisoft.com/t5/Installation-update/Repairing-AC16/m-p/144147#M16366 <DIV class="actalk-migrated-content">I have AC16 and no discs. in the good old days, if there was a corruption you could throw in the discs and do a repair. how do i do that without discs? <BR />wb</DIV> Thu, 28 Mar 2024 09:58:18 GMT https://community.graphisoft.com/t5/Installation-update/Repairing-AC16/m-p/144147#M16366 Anonymous 2024-03-28T09:58:18Z https://community.graphisoft.com/t5/Installation-update/Repairing-AC16/m-p/144148#M16367 Was the solution to run the downloaded AC16 file? Thu, 04 Jul 2013 22:31:46 GMT https://community.graphisoft.com/t5/Installation-update/Repairing-AC16/m-p/144148#M16367 Anonymous 2013-07-04T22:31:46Z https://community.graphisoft.com/t5/Installation-update/Repairing-AC16/m-p/144149#M16368 You can download AC16 from myarchicad.com. Running the install will see that AC16 is already on your system and give you the option to repair. Just did this yesterday on one of the office pc's. Fri, 05 Jul 2013 01:19:18 GMT https://community.graphisoft.com/t5/Installation-update/Repairing-AC16/m-p/144149#M16368 Anonymous 2013-07-05T01:19:18Z