Fix setting of ltype to entity

For case if ref doesn't defined
LibreDWG · Mar 10, 2024 · 27107af · 27107af
1 parent 8169cbf
commit 27107af
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/dwg_api.c b/src/dwg_api.c
@@ -21352,7 +21352,8 @@ dwg_ent_set_ltype (dwg_obj_ent *restrict ent, const char *restrict name)
       return 2; // invalid name
     return 1; // not found
   }
-  if (lt_ref->absolute_ref != ent->ltype->absolute_ref)
+  if (!ent->ltype
+      || lt_ref->absolute_ref != ent->ltype->absolute_ref)
     {
       // TODO preR13
       if (!strcasecmp (name, "BYLAYER")) {