saurabhsehrawat Posted July 18, 2014 Share Posted July 18, 2014 Hi, I was trying to install Mavericks 10.9.0 in my Dell Inspiron 5520 but I am facing the same issue even after changing boot flags. I have used -v -f GraphicsEnabler=No Here is my PC configuration Intel Core i5 processor (i5-3210 M CPU 2.50GHz) 4GB RAM Intel HD 4000 and AMD 7670M video card Each time I am facing same error ...(attached in the image) Please somebody help me, I am stuck on this for long but no success... Thanks in advance Link to comment Share on other sites More sharing options...
Administrators Bronxteck Posted July 19, 2014 Administrators Share Posted July 19, 2014 check you bios for SATA mode set to AHCI if possible. Link to comment Share on other sites More sharing options...
saurabhsehrawat Posted July 19, 2014 Author Share Posted July 19, 2014 sir, its already set to AHCI is there some kext issue? Link to comment Share on other sites More sharing options...
Administrators Hervé Posted July 19, 2014 Administrators Share Posted July 19, 2014 For that kind of error, you may want to try the additional Chameleon boot option: npci=0x2000 or npci=0x3000. Link to comment Share on other sites More sharing options...
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