Network delay is not specified! Defaulting to 0x384
IOPPF: AppleIntelCPUPowerManagement mode
Network delay is not specified! Defaulting to 0x384
hfs: mounted Mavericks on device disk0s2
VM Swap Subsystem is ON
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384
Network delay is not specified! Defaulting to 0x384

Boot ekranında bu hatayı alıyorum.
Sistemim lenovo g580, nvidia 640m, i5 iv bridge.
Sizce ne yapmalıyım?