https://community.graphisoft.com/t5/Collaboration-with-other/error-to-export-IFC/m-p/279535#M36641 Thank you I will check. Mon, 28 Jan 2019 14:49:13 GMT Anonymous 2019-01-28T14:49:13Z https://community.graphisoft.com/t5/Collaboration-with-other/error-to-export-IFC/m-p/279533#M36639 <DIV class="actalk-migrated-content"><T>Hi! I have an error when I try to save a file as generic IFC only by layer, and on the report, I have this string of letter and numbers and when I try to find that element in ArchiCAD I cannot find the element.<BR /> there is a way to see which object has a wrong geometry?<BR /> Thanks</T></DIV> Sat, 26 Jan 2019 22:15:05 GMT https://community.graphisoft.com/t5/Collaboration-with-other/error-to-export-IFC/m-p/279533#M36639 Anonymous 2019-01-26T22:15:05Z https://community.graphisoft.com/t5/Collaboration-with-other/error-to-export-IFC/m-p/279534#M36640 It usually happens when you have 3D compatible elements, like objects which have only 2D but no 3D in it, or when you have 2D selected elements in your plan and you export "selected elements".<BR /> To be sure you can use the Find &amp; Select dialog box, and enter as criteria under "All types", the external IFC ID (these number and letters chain you pointed) in every plan view. Mon, 28 Jan 2019 07:56:42 GMT https://community.graphisoft.com/t5/Collaboration-with-other/error-to-export-IFC/m-p/279534#M36640 felcunha 2019-01-28T07:56:42Z https://community.graphisoft.com/t5/Collaboration-with-other/error-to-export-IFC/m-p/279535#M36641 Thank you I will check. Mon, 28 Jan 2019 14:49:13 GMT https://community.graphisoft.com/t5/Collaboration-with-other/error-to-export-IFC/m-p/279535#M36641 Anonymous 2019-01-28T14:49:13Z