# 5.8.4 Hotfix Released

**URL:** <https://forums.unrealengine.com/t/5-8-4-hotfix-released/2842775>\
**Category:** Announcements\
**Tags:** unreal-engine, Released, Hotfix\
**Created:** [October 20, 2026, 1:25pm UTC](https://forums.unrealengine.com/t/5-8-4-hotfix-released/2842775 "2026-10-20T13:25:52Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![Kapriel7](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@Kapriel7](https://forums.unrealengine.com/u/Kapriel7)\
**Post date:** [October 21, 2026, 12:33am UTC](https://forums.unrealengine.com/t/5-8-4-hotfix-released/2842775/4 "2026-10-21T00:33:57Z")

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Thank you! It’s been almost 5 months and no one has said anything about this and it’s a big problem! Is this going to be fixed?? Thank you! (see my bug report below)

> [@Metasound ADSR Envelope or Route Nodes Fail to Validate Proper Set Input Values](https://forums.unrealengine.com/t/metasound-adsr-envelope-or-route-nodes-fail-to-validate-proper-set-input-values/2730219):
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> Summary ADSR Envelope Nodes and/or other value-setting node types do not properly set values in render, especially when used in conjuction. What Type of Bug are you experiencing? Audio Steps to Reproduce Insert a Trigger Route (Time) node (or any Trigger Route data type). Plug an Input to each Set for simulation. Apply different timing Value Inputs for each Set. Connect pin output Value (On Set) to ADSR Envelope (Fade or Audio) Release Time Input pin. Play audio and trigger simulation on Input…

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