Redirectors are an important but often misunderstood part of Unreal Engine development. In this video I show you what redirectors are, how they work, and the different ways they interact with your project. In general, redirectors are what throw errors when you move a lot of objects or rename files in Unreal Engine.
https://dev.epicgames.com/community/learning/tutorials/b7pe/unreal-engine-what-are-redirectors-and-how-do-you-fix-them
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