I am experiencing two critical issues during a 4K .exr/MP4 render using Movie Render Queue on a 12GB RAM system. Everything looks perfect in the Editor and Sequencer, but the final render fails:
- Motion Design 3D Text: I have manually keyframed individual Static Mesh components (letters) to fly from XYZ start positions to a landing spot. In the render, the letters remain static on the ground (their final position) from Frame 0
Hardware/Software:
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Engine: Unreal Engine 5.6
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GPU/RAM: 12GB RAM
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Output: 4K resolution (tested both .exr and MP4)
What I have already tried
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3D Text: Set Detail Mode to Epic, verified ‘Static’ render method, and changed ‘When Finished’ to Keep State.
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MRQ Settings: * TSR/TAA enabled.
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Samples: Tested both (Spatial 1, Temporal 8) and (Spatial 8, Temporal 1).
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Console Variables added:
r.Streaming.PoolSize 4000,r.MotionDesign.Text3D.Enable 1,r.MotionDesign.Cloner.Enable 1.
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Sequencer: Verified tracks start at Frame 0, tried Preroll frames, and tested Custom Start Frames at -10.


