funplay duplicate_prefab 复刻的 manual 副本在双击打开时触发
'Maximum call stack size exceeded' (Prefab._instantiate 递归). 根因是 Cocos 资产
数据库 cache 状态差异, 与 prefab 数据无关. 脚本生成版 JoinRoom_Layer.prefab
(commit 1daa22d) 正常, validate 0 missing UUID.
结论: duplicate_prefab 复刻路径在复杂 prefab 上不可靠. 正确路径:
直接 Editor UI 拖节点 + funplay MCP 工具调用 (不依赖 cache).
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>