MySQL service doesn't start

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MySQL service doesn't start

Postby bestmank » 22. October 2016 14:50

Hello apache community!I have an error with the mysql service...that doesn't start.
error code:
4:48:23 PM [mysql] Error: MySQL shutdown unexpectedly.
4:48:23 PM [mysql] This may be due to a blocked port, missing dependencies,
4:48:23 PM [mysql] improper privileges, a crash, or a shutdown by another method.
4:48:23 PM [mysql] Press the Logs button to view error logs and check
4:48:23 PM [mysql] the Windows Event Viewer for more clues
4:48:23 PM [mysql] If you need more help, copy and post this
4:48:23 PM [mysql] entire log window on the forums

Mysql log:
2016-10-22 16:49:32 99c InnoDB: Warning: Using innodb_additional_mem_pool_size is DEPRECATED. This option may be removed in future releases, together with the option innodb_use_sys_malloc and with the InnoDB's internal memory allocator.
2016-10-22 16:49:32 2460 [Note] InnoDB: innodb_empty_free_list_algorithm has been changed to legacy because of small buffer pool size. In order to use backoff, increase buffer pool at least up to 20MB.

2016-10-22 16:49:32 2460 [Note] InnoDB: Using mutexes to ref count buffer pool pages
2016-10-22 16:49:32 2460 [Note] InnoDB: The InnoDB memory heap is disabled
2016-10-22 16:49:32 2460 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions
2016-10-22 16:49:32 2460 [Note] InnoDB: Memory barrier is not used
2016-10-22 16:49:32 2460 [Note] InnoDB: Compressed tables use zlib 1.2.3
2016-10-22 16:49:32 2460 [Note] InnoDB: Using generic crc32 instructions
2016-10-22 16:49:32 2460 [Note] InnoDB: Initializing buffer pool, size = 16.0M
2016-10-22 16:49:32 2460 [Note] InnoDB: Completed initialization of buffer pool
2016-10-22 16:49:32 2460 [Note] InnoDB: Restoring page 0 of tablespace 0
2016-10-22 16:49:32 2460 [Warning] InnoDB: Doublewrite does not have page_no=0 of space: 0
2016-10-22 16:49:32 2460 [ERROR] InnoDB: space header page consists of zero bytes in data file D:\xampp\mysql\data\ibdata1
2016-10-22 16:49:32 2460 [ERROR] InnoDB: Could not open or create the system tablespace. If you tried to add new data files to the system tablespace, and it failed here, you should now edit innodb_data_file_path in my.cnf back to what it was, and remove the new ibdata files InnoDB created in this failed attempt. InnoDB only wrote those files full of zeros, but did not yet use them in any way. But be careful: do not remove old data files which contain your precious data!
2016-10-22 16:49:32 2460 [ERROR] Plugin 'InnoDB' init function returned error.
2016-10-22 16:49:32 2460 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
2016-10-22 16:49:32 2460 [Note] Plugin 'FEEDBACK' is disabled.
2016-10-22 16:49:32 2460 [ERROR] Unknown/unsupported storage engine: InnoDB
2016-10-22 16:49:32 2460 [ERROR] Aborting

I want to mention that "Apache" module work.Any solutions for that error?
Posts: 2
Joined: 22. October 2016 14:43
XAMPP version: ultimate
Operating System: Windows 7

Re: MySQL service doesn't start

Postby bestmank » 02. November 2016 07:28

Common guys,nothing to do?
Posts: 2
Joined: 22. October 2016 14:43
XAMPP version: ultimate
Operating System: Windows 7

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