The vendor has published 2 unique mention(s) for this bug: 1. With 2507 LTSR, clipboard on multi-user desktops might stop working after a while. 2. Clipboard redirection stops working after idle state on multi-user desktops. Latest urls for this bug: 1. https://docs.citrix.com//en-us/citrix-virtual-apps-desktops/2402-ltsr/whats-new/cumulative-update-4/fixed-issues 2. https://docs.citrix.com//en-us/citrix-virtual-apps-desktops/2507-ltsr/whats-new/cumulative-update-1/fixed-issues