Model: Fix possible data removing durring save.

src/Model/Geometry/Reach.py

@@ -71,15 +71,16 @@ class Reach(SQLSubModel):
         return new
 
     def _db_save(self, execute, data=None):
+        profiles = self.profiles
+
         # Delete old data
         execute(f"DELETE FROM geometry_profileXYZ WHERE reach = {self.id}")
-        # execute(f"DELETE FROM geometry_pointXYZ")
 
         if data is None:
             data = {}
 
         ind = 0
-        for profile in self.profiles:
+        for profile in profiles:
             data["ind"] = ind
             profile._db_save(execute, data)
             ind += 1