Unreal Engine 4.26 Documentation

Unreal Engine 4.27 Documentation

Unreal Engine 5.0 Documentation

> Unreal Engine API Reference > Plugins > ExternalSource > FExternalSource > OnExternalSourceChanged

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OnExternalSourceChanged

Delegate called on main thread every time the loaded data is updated.

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Syntax

OnExternalSourceChangedDelegate OnExternalSourceChanged

Remarks

Delegate called on main thread every time the loaded data is updated. Used for registering auto-reimport on assets.