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2676471 - DirectConnect error: 30000 Login Failure (Description(SYBTCP_FAIL), TCP API RetCode (11004) Description(WSA NO_DATA)


  • An administrator points the DirectConnect(DC) server to a different mainframe. 
  • When trying to use ISQL to connect to the DC service the following error occurs in the DC log:

TCPIP Network Error: { [NOTCONNECTED] Lost connection to database, Request(Connect),SubFunc(Failed),
SYBTCP RetCode(1) Description(SYBTCP_FAIL), TCP API RetCode (11004) Description(WSA NO_DATA) }
<HostName=*>, <PortNumber=7010>, <Region Name=cicstXXX>, <TPName=XXXX>
Msg 30000, Level 16, State 0: Server 'XXXXXX': Login failure. <SMR>
CT-LIBRARY error: ct_connect(): protocol specific layer: external error: The attempt to connect to the server failed.



  • MainframeConnect DirectConnect 15.01


Sybase MainframeConnect 15.0


TCP Errorno 11004 WSA NO_DATA DC MFC ETC Hosts , KBA , BC-SYB-MFC , Mainframe Connect (MFC) , Problem

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