Fix failed to start MySQL 1069 error occurred

The My.ini file was previously modified on the server MySQL has been unable to start and then changed the My.ini back to the original, or can not start and reported 1069 error

Check on the Internet, basically are said to modify the MySQL password, and then restart, try not to effect, and finally try to find the solution as follows:

Right-click MySQL Select Properties default to this account, select Local System account

To modify the result:

Fix failed to start MySQL 1069 error occurred