Dev Desktop Mysql port is not starting MacOS Catalina

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    Issue

    When upgrading Dev Desktop on macOS Catalina, an issue can arise where MySQL port is not starting, even if the user has admin access to the host machine.

    Dev desktop error

    Resolution

    To fix this issue a developer will need to modify the Mysql `my.cnf` file:

    1. In a text editor open the my.cnf file found under /Applications/DevDesktop/mysql/my.cnf
    2. Search for the section labeled `[mysqld]`
    3. Add the `tmpdir="/private/tmp"` below  `[mysqld]` and save.
    4. Restart Dev Desktop to use the new settings.

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