https://community.graphisoft.com/t5/Modeling/file-problem/m-p/206372#M111736 Try changing the file name. It is too long and it appears to have been appended with a date that, if you really need it, should have underscores instead of periods. i.e. 10_10_2011 Mon, 21 Nov 2011 15:25:04 GMT Anonymous 2011-11-21T15:25:04Z https://community.graphisoft.com/t5/Modeling/file-problem/m-p/206371#M111735 <DIV class="actalk-migrated-content"><T>Hi! I have a problem with my file. It will not open, window apear with information. I try both "open with exclusive access" and "open as read-only" but archicad 15 crashes. Please help me.</T></DIV><BR /><IMG src="http://community.graphisoft.com/t5/image/serverpage/image-id/67250i3F42BFEA39D5E347/image-size/large?v=v2&amp;px=999" border="0" alt="Nova slika (2).JPG" title="Nova slika (2).JPG" /> Fri, 26 May 2023 12:29:25 GMT https://community.graphisoft.com/t5/Modeling/file-problem/m-p/206371#M111735 Anonymous 2023-05-26T12:29:25Z https://community.graphisoft.com/t5/Modeling/file-problem/m-p/206372#M111736 Try changing the file name. It is too long and it appears to have been appended with a date that, if you really need it, should have underscores instead of periods. i.e. 10_10_2011 Mon, 21 Nov 2011 15:25:04 GMT https://community.graphisoft.com/t5/Modeling/file-problem/m-p/206372#M111736 Anonymous 2011-11-21T15:25:04Z