Syndeia Cloud 3.6 SP1 is not supported on Windows
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Cassandra version 4+, a requirement for Syndeia Servers. It is using newer versions of infrastructure components - Cassandra, JanusGraph, Kafka, and Zookeeper. This is necessary for expanding Syndeia capabilities and for enhanced cybersecurity.
Specifically, Syndeia Cloud 3.6 SP1 , requires Cassandra 4.1. Cassandra version 4+ is no longer supported on Windows Servers. Users Syndeia admins running Syndeia Cloud on Windows Server are encouraged to migrate to a Linux instance. If continuing on Windows is necessary, virtualization and Docker solutions can be used to upgrade to 3.6 SP1. Supporting documentation is available at request for this scenario as well. For additional help, users should submit a helpdesk ticket for engineering supportopen a request on our helpdesk and get our assistance on path forward.
Refer to the following page for additional details: Appendix W - Windows Server Support.