Verdict: An Essential, Lightweight Tool for Quantity Surveyors and Drafters
(load "TLEN") manually. Make sure the file path is in AutoCAD’s support file search path (Type OPTIONS → Files → Support File Search Path → Add your folder).Now, TLEN will auto-load every time you start AutoCAD. autocad tlenlsp download work
Method B – Permanent Load (Recommended) Cause: The routine is not loaded