Overview
If you are trying to upgrade to the latest version, but you are unable to due to an error message highlighted below when trying to start the install:
"Cannot Rename Live directory. Cannot continue with upgrade because a locked file in the [directory]" when trying to start the install. This will need further investigation by FactoryMaster support.
What to do next
If you are encountering this issue, please contact support, referencing the title of this article, and where possible, please include a screenshot of the error you are seeing.