Creates a persistent marker for the current error.
(tpm_cleanerrormark clean_id)
Returns T or nil.
| clean_id | Model ID (real) returned by tpm_cleanalloc |
Unlike the temporary marker drawn by tpm_cleanerrordraw, these markers are AutoCAD objects, and they become part of the drawing until you perform another cleanup. AutoCAD Map automatically erases persistent markers from any previous cleanup process.