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2803745 - DirectConnect TRS Services returns (Security violation: Login denied) when trying to connect to the Mainframe


  • Try to connect to a DirectConnect Transaction Service (TRS) Service Name using the Host ID and password.
  • ISQL returns:
    Msg 34223, Level 11, State 0:
    Server 'ServerName':
    Security violation: Login denied (no login entry or incorrect password) Contact the DirectCONNECT administrator.
    Msg 30000, Level 16, State 0:
    Server 'DC151WINBG':
    Login failure. <SMR>
    CT-LIBRARY error:
    ct_connect(): protocol specific layer: external error: The attempt to connect to the server failed.
  • DC Log Shows:
    LogClientLogin 05/13/2020 16:34:06.933 <servername> 15 <userid> isql Connection attempt... user: '<userid>' application: 'isql' service: '<servicename>'
    LogClientMessages 05/13/2020 16:34:06.942 <servername> NULL NULL NULL Error: 30000 Severity: 16 Login failure. <SMR>
    LogClientLogin 05/13/2020 16:34:06.942 <servicename> 15 <userid> isql ...Connection refused by service library 'TRSTCP'.



  • DirectConnect for DB2 z/OS 15.0.1 (DC)


SAP Sybase Mainframe Connect 15.0


TRS Security  DCDB2 DCTRS , KBA , BC-SYB-MFC , Mainframe Connect (MFC) , Problem

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