When using the "Route Pipe" command in Plant 3D 2016, the program crashes with the following error: FATAL ERROR: Unhandled Delayload "PnP3dSpecManager.dll" The solution is to replace the existing PnP3dSpecManager.dll files in the following locations with the file attached in this post. C:\Program Files\Autodesk\AutoCAD 2016 C:\Program Files\Autodesk\Autodesk AutoCAD Plant 3D 2016 Object Enabler Click here for attached [...]