Unreal Engine 5 Lighting Build Fix | "Swarm Failed to Kick Off" & Lightmass Compilation Error

Опубликовано: 11 Июнь 2026
на канале: Maruf Khan Ornob
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In this video, I show you how to fix the common lighting build error in Unreal Engine 5, where the message "Lighting Build Failed. Swarm Failed to Kick Off. Compile Unreal Lightmass" appears during the build process. This issue can prevent your lighting from compiling correctly, but with a few simple steps, I'll walk you through the solution to get your project back on track!

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