SAP Roadmap available in CALM but not in Roadmap Viewer?

Dear all,

I americium doing a PoC for a Brownfield Conversion Project to S/4HANA and choosed successful the task set-up the Roadmap "RISE with SAP S/4HANA Cloud Private Edition - System Conversion". Unfortunately I can´t find this roadmap successful the Roadmap Viewer for getting a deeper look. Do idiosyncratic cognize however this roadmap is named successful the Roadmap viewer?

Thanks successful advance

Karola Pirkl