Have you ever been able to execute an alogrithm whose name is starting with "HANA" (but not "HANA R")?
I am wondering if the Predictive Algorithm Library (PAL) is actually installed. You also need to assign quite a few security settings. Has this been done?
This video explains how to get started with the PAL, and how to check whether it is actually installed.
PAL -- Getting Started | SAP HANA
I think the first four videos in the section for the PAL are really important for you