Acad 2014 Help!

[Ricardo122]

Hello everyone! I have a problem !!
With Autocad 2014 on any 3D visual style is impossible zooming with the Space Navigator, change the scale of model abruptly to can not see the drawing.

Any help please!

Greetings!

Ricardo

[Ricardo122]

and I solved the problem ...

[Plastic1]

So can You tell us how? Maybe someone will have the same problem:)

[Ricardo122]

Was corrupted file autocad.
In a new drawing do not show problems.