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Your SOL Server installation is either corrupt or has been tampered with (Unknown package id). Please uninstall then re-run setup tocorrect this problem

重裝 sql server 2014 localdb sp2

sqllocaldb v

如果安裝了更高版本的SQL Local DB，請從“控制面板”中卸載它。

如果本地實例（服務器）有問題，可以通過在“命令提示”窗口中鍵入以下命令來重置：

1. sqllocaldb delete mssqllocaldb
2. sqllocaldb create mssqllocaldb
3. sqllocaldb start mssqllocaldb

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