3651166 - ESH_HANA_ADMIN 005: Could not determine HANA version for connection duing system upgrade

During system upgrade, got the following error about the report RSUPG_ENTERPRISE_SEARCH:

A3PEESH_HANA_ADMIN 005 Could not determine HANA version for connection "Z_FIORISEARCH"
3 EPU139 Postprocessing necessary when upgrade/update completed"ESH_HANA_ADMIN""005"
A3PEESH_HANA_ADMIN 146 The HANA server could not be reached or has not reacted (DB Conn. "Z_FIORISEARCH")
3 EPU139 Postprocessing necessary when upgrade/update completed"ESH_HANA_ADMIN""146"
A3PEESH_HANA_ADMIN 147 Please check the HANA connectivity
3 EPU139 Postprocessing necessary when upgrade/update completed"ESH_HANA_ADMIN""147"
A3PEESH_HANA_ADMIN 008 HANA call terminated with HANA engine error. Error code: "1994"
3 EPU139 Postprocessing necessary when upgrade/update completed"ESH_HANA_ADMIN""008"
A3PEESH_HANA_ADMIN 009 Error message: "Failed to initialize connection to Z_FIORISEARCH/S""QL Statement failed;/A database error occured. The""error message in the database was: 'authenticatio""n failed: Detailed info for this error can be foun"
3 EPU139 Postprocessing necessary when upgrade/update completed"ESH_HANA_ADMIN""009"
A3PEESH_HANA_ADMIN 060 Fulltext index adjustment ended with errors
3 EPU139 Postprocessing necessary when upgrade/update completed"ESH_HANA_ADMIN""060"

SAP BASIS Enterprise Search based on HANA database

DBCON, authorization, MAIN_NEWBAS, RUN_ESH_RECREATE_IDX, ESH_RECREATE_IDX, SAP_ESH_RESET, SAP_ESH_INITIAL_SETUP_WRK_CLIENT , KBA , BC-EIM-ESH , NetWeaver Enterprise Search , Problem