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You are here: MacNN Forums > Software - Troubleshooting and Discussion > Mac OS X > Question Mark on startup/any way to access command line?

Question Mark on startup/any way to access command line?
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Dedicated MacNNer
Join Date: Jul 2001
Location: Vancouver, WA
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Apr 24, 2003, 01:18 PM
 
Well... Is there? I know that it seems to go in this order:
On
Looking for system
Single User Mode (if you hold down command-s)
Else
Gray Screen with Apple
Bootup


So, can I get to single user mode from the point that that it is looking for a system???
Thanks
Me
Dual 2.6GHz Intel Xeon | 23" Apple Cinema Display | 13" MacBook | 15" AluBook 1.67 GHz | 1.42 GHz Mac mini | 50" NEC Plasma | Tiger | 80GB iPod Video | 60GB iPod photo | 4GB iPod mini | 1GB iPod shuffle | 4GB iPod nano
     
Professional Poster
Join Date: Jan 2001
Location: Hong Kong
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Apr 24, 2003, 09:45 PM
 
Originally posted by fetopher:
Well... Is there? I know that it seems to go in this order:
On
Looking for system
Single User Mode (if you hold down command-s)
Else
Gray Screen with Apple
Bootup


So, can I get to single user mode from the point that that it is looking for a system???
Thanks

Surely Single user mode is part of OSX, if it cant find a system, it cant find OSX.



Squishy home of The G-Ruler widget.
     
Mac Elite
Join Date: Aug 2001
Location: Capitol City
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Apr 25, 2003, 01:24 AM
 
probably ought to boot of the cd, and repair permissions and all that jazz. then try again.

Have you been messing with anything? I once tried to add a line to my system .profile or some similar file to start up the mysqld, and forgot an & and it was causing my computer to never progress to start-up. There was nothing wrong, I just basically told it to just site there and wait after loading the mysqld. stupid. I fixed it by booting to 9, and replacing it with the backup I had made.
     
Dedicated MacNNer
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Apr 25, 2003, 01:38 AM
 
Well, to answer the basic question, holding down command-c right after the startup chime should get you into the command line, however I'm not sure what has to happen first, but give it a try, it wont hurt.
     
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Apr 25, 2003, 08:43 AM
 
You can also type >console in the login window to drop to the non-Aqua console layer.

You can also edit /etc/rc to disable the Aqua GUI altogether and always boot to a console (excellent for server machines). More here:
http://www.macosxhints.com/article.p...20501090420147
     
Dedicated MacNNer
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Apr 25, 2003, 10:00 AM
 
Wow, these are great tips. Thanks for the help. Because I was up against a tight deadline and needed to get some work done, I just did a reinstall. The problem was themes. I was trying to put one on and I have the one of the newer machines that only boot into X. I guess that caused the problem. Again, thanks for your advice.
Me
Dual 2.6GHz Intel Xeon | 23" Apple Cinema Display | 13" MacBook | 15" AluBook 1.67 GHz | 1.42 GHz Mac mini | 50" NEC Plasma | Tiger | 80GB iPod Video | 60GB iPod photo | 4GB iPod mini | 1GB iPod shuffle | 4GB iPod nano
     
Senior User
Join Date: Apr 2001
Location: Palo Alto, CA
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Apr 25, 2003, 01:35 PM
 
I've seen it here before, but what is the terminal command so that you always get the command-v effect on startup (also what is the command to shut this off and go back to the normal startup sequence)?
     
Fresh-Faced Recruit
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Apr 25, 2003, 03:48 PM
 
I had this exact thing happen to me. On power-up, I'd get the question mark. If I then pressed the reset switch (the one on the left, under the power button on my B&W), it would boot up fine.

Solution? It had lost track of the proper boot disk, so I went back into "startup disk" and reselected the proper one. Problem solved!
     
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Join Date: Oct 2001
Location: San Diego, CA, USA
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Apr 25, 2003, 06:43 PM
 
Originally posted by barbarian:
I've seen it here before, but what is the terminal command so that you always get the command-v effect on startup (also what is the command to shut this off and go back to the normal startup sequence)?
Turn it on: nvram boot-args="-v"
Turn it off: nvram boot-args=""
Chuck
___
"Former child prodigy. Now I'm old."
     
   
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