-->layoutmerge.lsp--> tblname.lsp
......
(repeat (length lst)
(setq na (acet-dict-ename tblname (nth n lst))
e1 (entget na)
);setq
......
I caught the error: "na" is nil,so "(entget na)" can't run.
But I can't find the function "acet-dict-ename" ,how can I find that lisp file?