The vendor has published 1 unique mention(s) for this bug: 1. When importing VHDX files that you published from App Layering to the provisioned disk store, the operation may mistakenly report that you are using an invalid disk. You can eliminate this error by changing the period (.) characters in the published file name’s date and time. A valid file name contains only one period for the .VHDX file extension. Latest urls for this bug: 1. https://docs.citrix.com//en-us/provisioning/1912-ltsr/known-issues