render to mov incomplete frames... (mac 10.7.5)

louis12

Hello! anyone can help me?
I can not do full animation render
I have an animation of 480 frames, but when I put it to render the animation never makes me whole ... I have in render setings start frame "0" end frame "480" but when exported to mov out incomplete ...
Anyone know why do this?

sorry my english.

ReDave

It may be running out of memory. Try rendering to image sequence instead, and transform to movie in a separate program.

louis12

ReDave
What program do it? (transform to movie) i work on mac.

Thaks for reply.