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3171342 - ERROR [SQL-663] user not allowed to connect from client


You user is in the state of active, but still not able to connect to DB. No matter through HANA Studio, DBACOCKPIT or hdbsql.

Below error message shows up in the DB trace after enable authentication verbosity/debug trace.

[80000]{-1}[00/-1] 2099-01-01 00:00:00.000000 d Authentication : [PRE AUTHENTICATION] logon name: SYSTEM
[80000]{-1}[-1/-1] 2099-01-01 00:00:00.000000 d Authentication : exception during authentication: ERROR [SQL-663] user not allowed to connect from client



  • HANA platform edition 1.0
  • HANA platform edition 2.0


SAP HANA 1.0, platform edition ; SAP HANA, platform edition 2.0


[SQL-663], user not allowed to connect from client, client connect, alter user , KBA , HAN-DB-SEC , SAP HANA Security & User Management , HAN-DB-CLI , SAP HANA Clients (JDBC, ODBC) , How To

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