topic Re: can't remove unused and invissable old IFC blocks in AutoCAD Forum https://forums.autodesk.com/t5/autocad-forum/can-t-remove-unused-and-invissable-old-ifc-blocks/m-p/11855717#M39620 <P>Hi,</P> <P>After i use&nbsp;-EXPORTTOAUTOCAD command and open the new CAD dwg file .. It's gone. Click on below image</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="ifc.gif" style="width: 300px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/1195076i4D0CB7F6AE91086A/image-size/small?v=v2&amp;px=200" role="button" title="ifc.gif" alt="ifc.gif" /></span></P> <P>&nbsp;</P> Wed, 29 Mar 2023 09:46:23 GMT imadHabash 2023-03-29T09:46:23Z can't remove unused and invissable old IFC blocks https://forums.autodesk.com/t5/autocad-forum/can-t-remove-unused-and-invissable-old-ifc-blocks/m-p/11855590#M39619 <P>I do have more than 15000 unused IFC blocks and can not purge them.</P><P>The Xref is not longer attached.</P><P>Can somone help me with this?</P> Wed, 29 Mar 2023 08:40:04 GMT https://forums.autodesk.com/t5/autocad-forum/can-t-remove-unused-and-invissable-old-ifc-blocks/m-p/11855590#M39619 Azarja.Kraak2MURE 2023-03-29T08:40:04Z Re: can't remove unused and invissable old IFC blocks https://forums.autodesk.com/t5/autocad-forum/can-t-remove-unused-and-invissable-old-ifc-blocks/m-p/11855717#M39620 <P>Hi,</P> <P>After i use&nbsp;-EXPORTTOAUTOCAD command and open the new CAD dwg file .. It's gone. Click on below image</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="ifc.gif" style="width: 300px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/1195076i4D0CB7F6AE91086A/image-size/small?v=v2&amp;px=200" role="button" title="ifc.gif" alt="ifc.gif" /></span></P> <P>&nbsp;</P> Wed, 29 Mar 2023 09:46:23 GMT https://forums.autodesk.com/t5/autocad-forum/can-t-remove-unused-and-invissable-old-ifc-blocks/m-p/11855717#M39620 imadHabash 2023-03-29T09:46:23Z Re: can't remove unused and invissable old IFC blocks https://forums.autodesk.com/t5/autocad-forum/can-t-remove-unused-and-invissable-old-ifc-blocks/m-p/11855801#M39621 <P>Thank you verry much!!&nbsp;</P> Wed, 29 Mar 2023 10:20:58 GMT https://forums.autodesk.com/t5/autocad-forum/can-t-remove-unused-and-invissable-old-ifc-blocks/m-p/11855801#M39621 Azarja.Kraak2MURE 2023-03-29T10:20:58Z