Using the Windows installer to install Mysql 5.5 causes installation errors
Platform Notice: Data Center Only - This article only applies to Atlassian products on the Data Center platform.
Note that this KB was created for the Data Center version of the product. Data Center KBs for non-Data-Center-specific features may also work for Server versions of the product, however they have not been tested. Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.
*Except Fisheye and Crucible
Symptoms
If users hit this bug they won’t be able to use the mysql command line client to create the database. It occurs on both Windows 2003 and 2008 systems.
Cause
There is a bug in MySQL (with only the installer 5.5.27.2) where it didn’t select or produce a my.ini file. This file is needed to for the mysql command line client or to create a database and user for JIRA.
A further explanation for this MySQL bug can be found in the link below:
Resolution
Apply all the Windows Updates;
Browse through mysql-server-5.5 folder (under the MySQL installation folder) and copy one of the default config files to my.ini;
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