Author

Jiongchi Yu

Singapore Management University

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Preprint Aug 2026

Repair or Resample? Rethinking Failure Debugging in LLM Multi-Agent Systems

This study introduces SymTrace, a controlled evaluation framework that records the MAS execution trajectory and establishes intervention anchors and explores the effectiveness of MAS repair methods, revealing that existing unguided rerun methods are highly unreliable.

Zhong-Wen Luan, Xiaoyan Zhang, Ming Hu et al. · 2 citations