安装后MySql服务器记录错误

Question

我安装了MySql全新安装版本5.17.9   Mysql服务很好地启动并提供良好的吞吐量 但是在服务器日志中，我遇到了这种类型的错误：

InnoDB: Cannot open table mysql/engine_cost from the internal data dictionary of InnoDB though the .frm file for the table exists.   
Cannot open table mysql/gtid_executed from the internal data dictionary of          InnoDB though the .frm file for the table exists.   
 Cannot open table mysql/help_category from the internal data dictionary of InnoDB though the .frm file for the table exists.   
Cannot open table mysql/help_keyword from the internal data dictionary of InnoDB though the .frm file for the table exists.  
 Cannot open table mysql/help_relation from the internal data dictionary of InnoDB though the .frm file for the table exists.  
 Cannot open table mysql/help_topic from the internal data dictionary of InnoDB though the .frm file for the table exists.  
 Cannot open table mysql/innodb_index_stats from the internal data dictionary of InnoDB though the .frm file for the table exists.   
 Cannot open table mysql/innodb_table_stats from the internal data dictionary of InnoDB though the .frm file for the table exists.  
Cannot open table mysql/plugin from the internal data dictionary of InnoDB though the .frm file for the table exists.    
 Cannot open table mysql/server_cost from the internal data dictionary of InnoDB though the .frm file for the table exists.   
 Cannot open table mysql/servers from the internal data dictionary of InnoDB though the .frm file for the table exists.  
 Cannot open table mysql/slave_master_info from the internal data dictionary of InnoDB though the .frm file for the table exists.  
Cannot open table mysql/slave_relay_log_info from the internal data dictionary of InnoDB though the .frm file for the table exists.   
 Cannot open table mysql/slave_worker_info from the internal data dictionary of InnoDB though the .frm file for the table exists.   
Cannot open table mysql/time_zone from the internal data dictionary of InnoDB though the .frm file for the table exists.  
 Cannot open table mysql/time_zone_leap_second from the internal data dictionary of InnoDB though the .frm file for the table exists.   
 Cannot open table mysql/time_zone_name from the internal data dictionary of InnoDB though the .frm file for the table exists.  
 Cannot open table mysql/time_zone_transition from the internal data dictionary of InnoDB though the .frm file for the table exists.  
 Cannot open table mysql/time_zone_transition_type from the internal data dictionary of InnoDB though the .frm file for the table exists.

如果不从dump中恢复数据库，请帮助我解决此类问题？

Answer 1

正如你所说的全新安装，但看起来并不是这样......也许原因尚不清楚：P

解决方案是手动删除这些.frm文件（它们通常称为孤立文件）。

了解更多信息..

见this link 和this answer too