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partition size not a multiple of 4k

Posted on March 12, 2008
Filed Under apple |

when formatting an external HD today [Mac OS Extended Journaled(HFS+)] i ran into the following error.

“partition size not a multiple of 4k”

after a quick google search, i found the following fix:

“When formatting using Disk Utility, remember to select GUID Partition Table as your “partition map scheme” instead of MBR (Master Boot Record).”

basically do as follows:

you now should be good to go and the drive should function correctly. yay!

Comments

7 Responses to “partition size not a multiple of 4k”

  1. ugur on April 18th, 2008 6:19 am

    Thank you for this instruction.

  2. Matt on April 18th, 2008 8:48 pm

    you are very welcome =)

  3. Frank Compernolle on April 20th, 2008 10:32 am

    Thank you so much, this helped me a lot!

  4. Matt on April 21st, 2008 6:21 pm

    glad to help =)

  5. Eric Greenwald on April 21st, 2008 7:45 pm

    Thank you!!!!!!!!!

  6. azul on May 10th, 2008 6:02 am

    I’m having the same problema when trying to follow this in Tiger, to format a Lacie disk.

    I can’t find the “partition” section in Disk Utility. What am I doing wrong?…

  7. Matt on June 8th, 2008 7:09 am

    hmm… i don’t have a machine set with tiger here, I will update this when I am at work with info from one of those machines.

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