# \#warning

**URL:** https://discourse.numenta.org/tag/warning/192.md

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## [If you serialize models, you need to update to NuPIC 1.0.4](https://discourse.numenta.org/t/if-you-serialize-models-you-need-to-update-to-nupic-1-0-4/3770)

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**Author:** [@rhyolight](https://discourse.numenta.org/u/rhyolight)\
**Replies:** 0\
**Last updated:** [April 12, 2018, 4:01pm UTC](https://discourse.numenta.org/t/if-you-serialize-models-you-need-to-update-to-nupic-1-0-4/3770 "2018-04-12T16:01:53Z")

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We’ve been getting reports of serialization bugs in NuPIC models, so @lscheinkman wrote a huge serialization test, which uncovered a plethora of problems in capnp serialization. If you are using serialization, update to…