3453943 - Datasphere S/4HANA On-Premise Connection - Name or password is incorrect RFC_LOGON_FAILURE

Validating SAP S/4HANA On-Premise connection in Datasphere gets RFC_LOGON_FAILURE error, although the user and password are correct.

Connection "<connection_name>" couldn’t be established.

• Data flows can’t be used because of errors in the connection.
  
• Replication flows can’t be used because of errors in the connection.
  
• Remote tables can’t be used because of errors in the connection.
  
• Model Import is disabled.

Data Flows: Cause: ABAP connector(Axino) ABAP connection check FAILED: request failed: rc=1, msg="Message: Name or password is incorrect (repeat logon)Code: RFC_LOGON_FAILURE"
Please refer to SAP Note 2849542 for more information. Code:1103002
Replication Flows: Cause: ABAP connector(Axino) ABAP connection check FAILED: request failed: rc=1, msg="Message: Name or password is incorrect (repeat logon)Code: RFC_LOGON_FAILURE"
Please refer to SAP Note 2849542 for more information. Code:1103002
Remote Tables: Unable to connect remote source: Initialization of destination <destination> failed: Name or password is incorrect (repeat logon), Code: 5921, SQL State: HY000

"Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental."

SAP Datasphere

1. Open the connection edit screen.
2. Input correct user and password.
3. Save and validate the connection.

The connection contains real-time replication, in this case the password is not updated in remote source. It gets updated only when connection is paused.

1. First pause the Real-Time Replication Status
   
2. Then edit the connection, input user and password.
3. Save and validate the connection.
4. Re-start the Real-Time Replication.

Edit a Connection | SAP Help Portal

"Datasphere" "RFC_LOGON_FAILURE" , KBA , DS-DI-CON , Connections , Problem