gundamfj Posted April 30, 2014 Share Posted April 30, 2014 Hello, I try to install OSＸ10.8.5 on my laptop(Dell 15R 7520 SE). The boot flags are -v - f PCIRootUID=0 GraphicsEnabler=No Anyone has a idea? Link to comment https://www.insanelymac.com/forum/topic/297763-screen-freezed-when-boot-from-the-usb-stick/ Share on other sites More sharing options...
HUSABER Posted April 30, 2014 Share Posted April 30, 2014 Hello, I try to install OSＸ10.8.5 on my laptop(Dell 15R 7520 SE). The boot flags are -v - f PCIRootUID=0 GraphicsEnabler=No Anyone has a idea? Here no error...try another boot flag Link to comment https://www.insanelymac.com/forum/topic/297763-screen-freezed-when-boot-from-the-usb-stick/#findComment-2016244 Share on other sites More sharing options...
gundamfj Posted April 30, 2014 Author Share Posted April 30, 2014 Here no error...try another boot flag Thanks for your reply, do you have any advice for "another boot flag"? Link to comment https://www.insanelymac.com/forum/topic/297763-screen-freezed-when-boot-from-the-usb-stick/#findComment-2016251 Share on other sites More sharing options...
iFIRE Posted April 30, 2014 Share Posted April 30, 2014 try delete all graphics kexts from USBInstaller, then this flag: -f -v -x npci=0x2000 Link to comment https://www.insanelymac.com/forum/topic/297763-screen-freezed-when-boot-from-the-usb-stick/#findComment-2016253 Share on other sites More sharing options...
gundamfj Posted April 30, 2014 Author Share Posted April 30, 2014 try delete all graphics kexts from USBInstaller, then this flag: -f -v -x npci=0x2000 I dont know which kext is graphics kext. It is the kext with "graphics" in the name? Link to comment https://www.insanelymac.com/forum/topic/297763-screen-freezed-when-boot-from-the-usb-stick/#findComment-2016267 Share on other sites More sharing options...
gundamfj Posted April 30, 2014 Author Share Posted April 30, 2014 try delete all graphics kexts from USBInstaller, then this flag: -f -v -x npci=0x2000 I have just deleted all the kext in S/L/E with "graphics" in the name. But it didnt solve the problem. The output of the screen is the same as the foto above Link to comment https://www.insanelymac.com/forum/topic/297763-screen-freezed-when-boot-from-the-usb-stick/#findComment-2016279 Share on other sites More sharing options...
Sdraiato Posted May 7, 2014 Share Posted May 7, 2014 Try to add at your boot flag string "UseKernelChache=No" Link to comment https://www.insanelymac.com/forum/topic/297763-screen-freezed-when-boot-from-the-usb-stick/#findComment-2017925 Share on other sites More sharing options...
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