The version displayed in the DSSErrors.log and Strategy License Manager is the version of the base build installed in that machine. Unlike major releases and service packs, hotfixes and patches are differential updates of the product, meaning that only a few of the binaries are rebuilt and re-stamped with the hotfix or patch version. That said, DSSErrors.log may not always show the hotfix version.
The recommended way to determine the current version of Strategy Intelligence Server is by following the steps below: