Subassembly error

[Jerry_Barnes]

Trying to attach a LinkWidthAndSlope subassembly to a LaneSuperelevationAOR subassembly, but keep getting this error message: 

Not sure what to do next. 

[Jeew-m]

Dear Friend,

Not Sure whether this solves your issue. But the following posts have some good information.

https://forums.autodesk.com/t5/civil-3d-forum/subassembly-copy-to-another-assembly-giving-error/td-p...

https://forums.autodesk.com/t5/civil-3d-forum/subassemblies-copy-move-and-paste-on-contextual-ribbon...

Thanks