allegro放置元器件是提示报错(SPMHDB-181)

半山空月

报错提示：
(SPMHDB-181): The current version of software is unable to open design r0402.
The design was last saved using version 15.0 and must be updated using DB Doctor. [help]
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# o4 ?# o$ i, F. x' O我用DB Doctor重新打开了dra文件之后，重启软件还是报这个错误怎么办

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