# 4.19 bug report - UseDynamicMaterialInstance

**URL:** <https://forums.unrealengine.com/t/4-19-bug-report-usedynamicmaterialinstance/420576>\
**Category:** Rendering\
**Tags:** instance, UE4-19, unreal-engine, dynamic, report, question\
**Created:** [March 22, 2018, 8:15pm UTC](https://forums.unrealengine.com/t/4-19-bug-report-usedynamicmaterialinstance/420576 "2018-03-22T20:15:55Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![nico77950](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@nico77950](https://forums.unrealengine.com/u/nico77950)\
**Post date:** [March 22, 2018, 8:15pm UTC](https://forums.unrealengine.com/t/4-19-bug-report-usedynamicmaterialinstance/420576/1 "2018-03-22T20:15:55Z")

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![234672-screenshot-5.png](https://d3kjluh73b9h9o.cloudfront.net/original/4X/1/1/1/1118ae15de3ab6be3a2f88fcdd5e1239b053030e.png)

Hi,

There is a problem when using ‘use dynamic material instance’, just after check this option, UE4 crash…

It doesn’t work, even with git version 😕

Thank you.

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**Author:** ![Jeff\_A](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@Jeff\_A](https://forums.unrealengine.com/u/Jeff_A)\
**Post date:** [March 22, 2018, 8:26pm UTC](https://forums.unrealengine.com/t/4-19-bug-report-usedynamicmaterialinstance/420576/2 "2018-03-22T20:26:35Z")

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Hello,

We’ve recently made a switch to a new bug reporting method using a more structured form. Please visit the link below for more details and report the issue using the new Bug Submission Form. Feel free to continue to use this thread for community discussion around the issue.

[https://forums.unrealengine.com/unreal-engine/announcements-and-releases/1410408-unreal-engine-bug-submission-form](https://forums.unrealengine.com/unreal-engine/announcements-and-releases/1410408-unreal-engine-bug-submission-form)

Thanks

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**Author:** ![nico77950](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@nico77950](https://forums.unrealengine.com/u/nico77950)\
**Post date:** [March 22, 2018, 8:53pm UTC](https://forums.unrealengine.com/t/4-19-bug-report-usedynamicmaterialinstance/420576/3 "2018-03-22T20:53:45Z")

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Hi, nice ! It’s done, i hope it will be corrected 🙂