# Do child actor components cause performance issues?

**URL:** <https://forums.unrealengine.com/t/do-child-actor-components-cause-performance-issues/407886>\
**Category:** Blueprint\
**Tags:** child-actor-componen, unreal-engine, UE4, Blueprint, question\
**Created:** [October 25, 2017, 3:00am UTC](https://forums.unrealengine.com/t/do-child-actor-components-cause-performance-issues/407886 "2017-10-25T03:00:00Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![ManulaAtapattu](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@ManulaAtapattu](https://forums.unrealengine.com/u/ManulaAtapattu)\
**Post date:** [August 18, 2022, 3:02am UTC](https://forums.unrealengine.com/t/do-child-actor-components-cause-performance-issues/407886/4 "2022-08-18T03:02:46Z")

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I had a somewhat similar issue. My blueprint had a lot of nested child actors. When i dragged a child actor component, the blueprint editor lagged.

Found a solution to my issue in this forum. Disabling “Run Construction On Drag” in “Class settings”.  
[Blueprints with many components make the editor almost too slow to use - Programming & Scripting / Blueprint - Unreal Engine Forums](https://forums.unrealengine.com/t/blueprints-with-many-components-make-the-editor-almost-too-slow-to-use/64095)

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