https://forums.autodesk.com/t5/revit-api-forum/how-to-get-layers-information-of-a-importinstance/m-p/5818856#M74584 yeah, good one, I tried Revit Lookup and it didn't show the properties. So if they are reachable through the API, it is somewhere deeper.<BR /> Wed, 16 Sep 2015 05:52:10 GMT Anonymous 2015-09-16T05:52:10Z https://forums.autodesk.com/t5/revit-api-forum/how-to-get-layers-information-of-a-importinstance/m-p/5453105#M74583 <P><IMG border="0" src="https://forums.autodesk.com/t5/image/serverpage/image-id/146915i48C2651155330DC3/image-size/original?v=mpbl-1&amp;px=-1" title="Layer.jpg" alt="Layer.jpg" /></P><P>I have imported a dwg file in revit,now&nbsp;i want to get the layer information of an object，such like a line of the importinstance.</P><P>how can i get it by Revit Api?</P> Fri, 26 Dec 2014 09:50:55 GMT https://forums.autodesk.com/t5/revit-api-forum/how-to-get-layers-information-of-a-importinstance/m-p/5453105#M74583 Anonymous 2014-12-26T09:50:55Z https://forums.autodesk.com/t5/revit-api-forum/how-to-get-layers-information-of-a-importinstance/m-p/5818856#M74584 yeah, good one, I tried Revit Lookup and it didn't show the properties. So if they are reachable through the API, it is somewhere deeper.<BR /> Wed, 16 Sep 2015 05:52:10 GMT https://forums.autodesk.com/t5/revit-api-forum/how-to-get-layers-information-of-a-importinstance/m-p/5818856#M74584 Anonymous 2015-09-16T05:52:10Z