Copying lines to another PT Lines

I want to use already built lines to use them in another pt Line I use copy I make sure that all layers are in the same groupe to do copy , but when I choose copy to the other pt lines I get this error:

Could you please add some screenshots also here to explain the process that you are undertaking? Thanks.

Cube sometimes show some errors after you close the software and reopen it , the error is gone and everything is ok