The vendor has published 1 unique mention(s) for this bug: 1. When using the modern experience, and multi-site aggregation is enabled, it is not possible to reconnect to sessions using Activity Manager. Instead, click the app or desktop’s tile to reconnect. Latest urls for this bug: 1. https://docs.citrix.com//en-us/storefront/2402-ltsr/whats-new/known-issues-2402