# \#testing-file

**URL:** https://the.fmsoup.org/tag/testing-file/238.md

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## [Updating Custom Functions](https://the.fmsoup.org/t/updating-custom-functions/902)

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**Author:** [@bdbd](https://the.fmsoup.org/u/bdbd)\
**Replies:** 19\
**Last updated:** [June 5, 2020, 5:02am UTC](https://the.fmsoup.org/t/updating-custom-functions/902 "2020-06-05T05:02:26Z")

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We have libraries of custom functions and make heavy use of them in customer solutions. We update our libraries on a regular basis. We never had to update client libraries… that is until last week. And what a painful pro…