*Source: Ars Technica (
http://arstechnica.com/news.ars/post...overflows.html)
Hotfix: Microsoft (
http://support.microsoft.com/kb/940105)*
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"Out of Memory" errors conjure up dark reminders of DOS and the 640 KB limit, but that's exactly what some Windows Vista users have been experiencing when running some of the latest games. The hard limit of a 4GB address space—split in 32-bit Windows operating systems into 2GB for the OS and 2GB for each application—was getting filled up because of a bug in Vista's handling of virtualized graphics card memory. Now, Microsoft has issued a hotfix for the problem that, at least in initial testing, appears to fix the Out of Memory errors. The hotfix is still considered to be "under testing" and so will not end up in Windows Update, although it will almost certainly be part of Vista SP1. But what caused the problem in the first place?
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