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Cause of SBBOD?

I am getting lots of SBBOD for up to 10 seconds and its driving me crazy. Just checked the console and I see this;

2/11/11 9:39:38 AM [0x0-0x498498].com.apple.mail[18769] Range {0x0000, 0xFFFF} is not 1-dimensional; handling as a special case.
2/11/11 9:39:38 AM [0x0-0x498498].com.apple.mail[18769] Range {0x0000, 0xFFFF} is not 1-dimensional; handling as a special case.
2/11/11 9:39:38 AM [0x0-0x498498].com.apple.mail[18769] Range {0x0000, 0xFFFF} is not 1-dimensional; handling as a special case.
2/11/11 9:39:45 AM [0x0-0x84084].com.apple.Preview[1626] Range {0x0000, 0xFFFF} is not 1-dimensional; handling as a special case.
2/11/11 9:39:45 AM [0x0-0x84084].com.apple.Preview[1626] Range {0x0000, 0xFFFF} is not 1-dimensional; handling as a special case.
2/11/11 9:39:45 AM [0x0-0x84084].com.apple.Preview[1626] Range {0x0000, 0xFFFF} is not 1-dimensional; handling as a special case.
2/11/11 9:40:10 AM [0x0-0x159159].com.microsoft.Excel[3400] Fri Feb 11 09:40:10 christopher-winklers-imac-2.local Microsoft Excel[3400] <Error>: CGBitmapContextGetData: invalid context 0x1faf2110

I have over 5GB ram available and the CPU is 60-80% idle. I know Safari can suck a lot of everything due to flash, and it has to be quit periodically.

I have done the permissions & repair off the cd. Any other helpful tricks besides moving up to a pro version since I need to have a lot of apps open. Is the i7 core iMac still not up to par for moderate business needs next to a multi processor pro Mac?

iMac i7 2.8GHz, Mac OS X (10.6.3), 12GB ram

Posted on Feb 11, 2011 9:49 AM

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4 replies

Feb 11, 2011 10:57 AM in response to defendthyself

cwinkler wrote:
I am getting lots of SBBOD for up to 10 seconds and its driving me crazy.
I have done the permissions & repair off the cd. Any other helpful tricks besides moving up to a pro version since I need to have a lot of apps open. Is the i7 core iMac still not up to par for moderate business needs next to a multi processor pro Mac?


No current Mac should act that way. You may be having a deeper problem with RAM, the hard drive, or the motherboard. For example, I once saw the repeating, extended spinning wheel because my hard drive was dying, the resulting I/O errors meant apps had major trouble reading/writing data, so the wheel went up because apps kept waiting for enough successful read/writes to keep working.

The usual causes of the SPOD, under normal circumstances, are either an overloaded CPU or heavy disk swapping to virtual memory after being out of RAM. But "moderate business needs" should almost never cause a Mac to reach that point, even on the cheapest Mac mini. All PCs and Macs (except maybe netbooks) now are actually very powerful multi-core machines that, for most people, operate 95% of the time with a lot of unused CPU power.

Unfortunately I can't decipher the error messages. Hopefully someone else can. It is such an unusual situation that it could be worth bringing it into the Apple Store to have a look at the hardware.

Feb 11, 2011 10:54 PM in response to defendthyself

These aren't always easy. Something to make sure of here would be to make sure your issue is or is not system-wide. Try it in a new user. If it is still happening and in multiple programs in relatively short periods of time as indicated in your log, make sure it isn't hardware by running your Apple Hardware Test (extended test) off the Applications disk. If that returns no trouble found, add a partition via disk utility and install OS to the second partition. If it still does this on a clean install (with new installation of excel as well) then it's definitely hardware. If not...consider a reinstallation of your OS and chuck the test partition and reclaim the space.

Cause of SBBOD?

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