MySQL启动服务出错

net start mysql

错误日志:
[ERROR] InnoDB: .\ibdata1 can't be opened in read-write mode
[ERROR] InnoDB: The system tablespace must be writable!
[ERROR] Plugin 'InnoDB' init function returned error.
[ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
[ERROR] Unknown/unsupported storage engine: InnoDB
[ERROR] Aborting
启动服务出现1067错误,原本并没有什么问题,是哪里出现问题了?错误日志也看不懂,求助!

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