# Apache POI returns java.lang.NoClassDefFoundError: javax/xml/bind/JAXBException

**URL:** <https://forum.inductiveautomation.com/t/apache-poi-returns-java-lang-noclassdeffounderror-javax-xml-bind-jaxbexception/83113>\
**Category:** Ignition\
**Tags:** ignition81, scripting\
**Created:** [December 13, 2023, 9:52pm UTC](https://forum.inductiveautomation.com/t/apache-poi-returns-java-lang-noclassdeffounderror-javax-xml-bind-jaxbexception/83113 "2023-12-13T21:52:23Z")\
**Posts on this page:** 1\
**Showing post:** 16

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**Author:** ![JordanCClark](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/jordancclark/32/83362_2.png) [@JordanCClark](https://forum.inductiveautomation.com/u/JordanCClark)\
**Post date:** [July 29, 2024, 7:25pm UTC](https://forum.inductiveautomation.com/t/apache-poi-returns-java-lang-noclassdeffounderror-javax-xml-bind-jaxbexception/83113/16 "2024-07-29T19:25:07Z")

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Resurrecting this for a moment. The change log is saying that we upgraded to 4.1.2. Will v5 make it to Ignition 8.1 or will this be more of an 8.3 thing?

> [@Nightly 8.1 Changelogs - 2024](https://forum.inductiveautomation.com/t/nightly-8-1-changelogs-2024/83608/46):
>
> Nightly Changelog: 8.1.39-SNAPSHOT-b20240312 Security Security IGN-9236: Bump jose4j Dependency to address potential DoS Vulnerability Bumped jose4j dependency from v0.9.3 to v0.9.5 to address a potential DoS vulnerability Reporting Reporting IGN-9273: Upgrade Apache POI from 3.17 to 4.1.2 to remove mandatory log4j dependency, retest IGN-5969 Upgrade Apache POI from 3.17 to 4.1.2 Perspective Perspective IGN-1181: Add tabindex to meta props schema, emit into rendered component if appropriate …

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