com.sap.mw.jco.JCO$Exception: (102) JCO_ERROR_COMMUNICATION

[Former Member]

com.sap.mw.jco.JCO$Exception: (102) JCO_ERROR_COMMUNICATION: JCO.Client not connected in repository call.

I'm sure it is not caused by authorization.

and dev_rfc.trc

**** ERROR file opened at 20071009 113420 China Standard, SAP-REL 700,0,68 RFC-VER 3 842523 MT-SL
T:18448 Error in program 'igsmux': ======> CPIC-CALL: 'SAP_CMNOREGTP'

LOCATION    CPIC (TCP/IP) on local host
ERROR       partner 'OSBU-FS:3300' not reached

TIME        Tue Oct 09 11:34:20 2007
RELEASE     700
COMPONENT   NI (network interface)
VERSION     38
RC          -10
MODULE      nixxi.cpp
LINE        2764
DETAIL      NiPConnect2
SYSTEM CALL connect
ERRNO       10061
ERRNO TEXT  WSAECONNREFUSED: Connection refused
COUNTER     1

>TS> Tue Oct 09 11:34:21 2007
T:18448 Error in program 'igsmux': ======> Connect to SAP gateway failed
Connect_PM  TPNAME=IGS.NW2, GWHOST=OSBU-FS, GWSERV=3300

LOCATION    CPIC (TCP/IP) on local host
ERROR       partner 'OSBU-FS:3300' not reached

TIME        Tue Oct 09 11:34:21 2007
RELEASE     700
COMPONENT   NI (network interface)
VERSION     38
RC          -10
MODULE      nixxi.cpp
LINE        2764
DETAIL      NiPConnect2
SYSTEM CALL connect
ERRNO       10061
ERRNO TEXT  WSAECONNREFUSED: Connection refused
COUNTER     2

rfc17888_01608.trc

<* Error: RfcRegisterProgram failed !!!
>TS> Tue Oct 09 11:35:21 2007
*> RfcRegisterProgram ... 
        Server Program ID     = IGS.NW2
        Host name of Gateway  = OSBU-FS
        Service of Gateway    = 3300
        RFC-Trace             = OFF
        SNC Own Name          = 
        SNC Library Name      = 
        RFC Handle            = 2
<* RfcRegisterProgram ended successfully

[Former Member]

tcode: SMLG

create logon group: PUBLIC which you use.