Sorry for not being able to provide the logs, but ubuntu never booted and the disk was already reformated...
It seems there is a better solution then logic board replacment :)
I'm probably going to try this guide to reflash the efi firmware:
http://pubmem.wordpress.com/2011/04/09/flash-efi-firmware-update-manually-on-a-macbook-51/
wish me luck
Sorry for not being able to provide the logs, but ubuntu never booted and the disk was already reformated...
It seems there is a better solution then logic board replacment :)
I'm probably going to try this guide to reflash the efi firmware:
http:// pubmem. wordpress. com/2011/ 04/09/flash- efi-firmware- update- manually- on-a-macbook- 51/
wish me luck