# Nupic-core compile error in windows 64bits

**URL:** <https://discourse.numenta.org/t/nupic-core-compile-error-in-windows-64bits/995>\
**Category:** NuPIC\
**Tags:** compilation, windows\
**Created:** [July 13, 2016, 1:34pm UTC](https://discourse.numenta.org/t/nupic-core-compile-error-in-windows-64bits/995 "2016-07-13T13:34:00Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![rhyolight](https://yyz2.discourse-cdn.com/flex030/user_avatar/discourse.numenta.org/rhyolight/32/3922_2.png) [@rhyolight](https://discourse.numenta.org/u/rhyolight)\
**Post date:** [August 18, 2016, 3:05pm UTC](https://discourse.numenta.org/t/nupic-core-compile-error-in-windows-64bits/995/10 "2016-08-18T15:05:13Z")

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> [@thanh-binh.to](#):
>
> after updating the current version of nupic.core

So this started happening right after [the release](https://discourse.numenta.org/t/release-nupic-core-0-4-5-nupic-0-5-5/1249/1) yesterday? How did you update?

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