[A版技术问答]upupw5.5数据库启动失败,重启多次还是失败

错误日志如下:

2017-11-27 21:54:45 8432 [Note] InnoDB: Using mutexes to ref count buffer pool pages
2017-11-27 21:54:45 8432 [Note] InnoDB: The InnoDB memory heap is disabled
2017-11-27 21:54:45 8432 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions
2017-11-27 21:54:45 8432 [Note] InnoDB: Memory barrier is not used
2017-11-27 21:54:45 8432 [Note] InnoDB: Compressed tables use zlib 1.2.3
2017-11-27 21:54:45 8432 [Note] InnoDB: Not using CPU crc32 instructions
2017-11-27 21:54:45 8432 [Note] InnoDB: Initializing buffer pool, size = 64.0M
2017-11-27 21:54:45 8432 [Note] InnoDB: Completed initialization of buffer pool
2017-11-27 21:54:45 8432 [Note] InnoDB: Highest supported file format is Barracuda.
2017-11-27 21:54:45 8432 [Note] InnoDB: The log sequence numbers 1625886 and 1625886 in ibdata files do not match the log sequence number 1625916 in the ib_logfiles!
2017-11-27 21:54:45 8432 [Note] InnoDB: Database was not shutdown normally!
2017-11-27 21:54:45 8432 [Note] InnoDB: Starting crash recovery.
2017-11-27 21:54:45 8432 [Note] InnoDB: Reading tablespace information from the .ibd files...
2017-11-27 21:54:45 8432 [Note] InnoDB: Restoring possible half-written data pages
2017-11-27 21:54:45 8432 [Note] InnoDB: from the doublewrite buffer...
2017-11-27 21:54:45 8432 [Note] InnoDB: 128 rollback segment(s) are active.
2017-11-27 21:54:45 8432 [Note] InnoDB: Waiting for purge to start
2017-11-27 21:54:45 8432 [Note] InnoDB:  Percona XtraDB (http://www.percona.com) 5.6.26-74.0 started; log sequence number 1625916
2017-11-27 21:54:46 5572 [Note] InnoDB: Dumping buffer pool(s) not yet started
2017-11-27 21:54:46 8432 [Note] Plugin 'FEEDBACK' is disabled.
2017-11-27 21:54:46 8432 [ERROR] Could not open mysql.plugin table. Some plugins may be not loaded
2017-11-27 21:54:46 8432 [Note] Recovering after a crash using tc.log
2017-11-27 21:54:46 8432 [Note] Starting crash recovery...
2017-11-27 21:54:46 8432 [Note] Crash recovery finished.
2017-11-27 21:54:46 8432 [ERROR] Can't open and lock privilege tables: Table 'mysql.servers' doesn't exist
2017-11-27 21:54:46 8432 [Note] Server socket created on IP: '::'.
2017-11-27 21:54:46 8432 [ERROR] Fatal error: Can't open and lock privilege tables: Table 'mysql.user' doesn't exist


已经验证:
3306端口使用cmd命令查看,为空白状态
用其他电脑测试正常启动会有以下状态,


电脑内存足够(内存八g),不存在内存占用不足;
my.ini配置,官网下载,原装软件,没有修改过.


数据表缺失或出错;没有对数据库的数据做任何修改..都是空白的






本问题困扰我很长时间了,麻烦论坛里面大佬提提建议,有没有解决问题的思路..

错误日志

核心的user表都丢了肯定无法启动，你对数据库升级过还是data目录下有副本形式备份文件夹？