【转帖】drawing open error
 

drawing open error
drawing open error
hi,
i am trying to open a drawing in odamfcapp application. but i got loding error. the content of messagebox is given below. please help me to solve this error.
object of class acdbviewport can't be cast to acdb2dvertex.
rajeev
the drawing is probably invalid. try to recover it.
vladimir
but it can open in autocad 2008
could you please publish the drawing ?
hi,
i am attaching error drawing
thanks
attached files (6.1 kb, 3 views)

you file contains a polyline entity in model space which contains a oddbviewport entity instead of oddb2dvertex - the drawing is invalid.
autocad while opening your file silently removes the invalid polyline.
dwgdirect recover repairs your file.
sergey slezkin