The iousbfamily was not able to enumerate a device mac os x

Which in itself is funny, because it used to work with the cable. Apr 17, 6: It seems that low power devices, like mice and keyboards, do work in my USB ports, but no hard drives powered, thumb drives, bus-powered work. Looking around the Internet, it seems that this is a common problem with the MacPro 3,1 series. Here's a high-profile example: Communities Contact Support. Sign in. Browse Search. Ask a question.

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User profile for user: I've zapped the PRAM. I've manually reset the SMC by holding down the button on the motherboard. I've shutdown the machine and removed the power plug. I've also verified and fixed permissions and verified the disk structure. I was running Snow Leopard last week and I got that error.

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Also, I should point out that these thumb drives mounted fine on my MacPro just a few months ago which was the last time I tried. Any other ideas? More Less. Reply I have this question too I have this question too Me too Me too. All replies Drop Down menu. Loading page content. Reply Helpful Thread reply - more options Link to this Post.

But if you have some other suggestion, I'm open to it.

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Desktops Speciality level out of ten: And did you try front Vs. Application Name: DriveDx Application Version: MacPro5,1 OS Name: Darwin They are each independent busses as far as I can tell, no external or internal hub.

USB behaves with driver removed. You certainly haven't given kasbert much to go on here.

Not surprising that it isn't platform related, but I suspect he's going to need to know:. Also did you check http: If the options column has anyting, but "-d sat", the enclosure does not support SAT and therefore does not work with this driver. Would you try version 0. If needed, allow unsigned kernel extensions with command: I have occasionally seen the enumeration failing with my LaCie enclosure, but haven't been able to reproduce the error. I suspect that the enclosure is not ready for identify command during the driver initialization, so I delayed the identify a bit.

Computer will not restart now. Guess I'll have to figure out how to uninstall that. Previous to restarting I just tried power cycling external drives. On Sun, Apr 12, at 4: So now the drive works does not fail to enumerate , but the SMART info is not available and it is causing problems in starting?

It's possible that the bridge does not support SAT commands, because it is a raid one. Does the driver show drive model correctly? On Sunday, April 12, , Jarkko Sonninen notifications github. Yes it is capable of raid via a jumper I think. It is currently JBOD, and both channels have hot swap bays, but at the moment only one drive is inserted.

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