SSO with kerberos for SAP NetWeaver fails
Issue
- SSO with kerberos for SAP NetWeaver fails
- The SAP NetWeaver developer trace shows the following error when a user tries to log in via the Windows SAP GUI using SAP NetWeaver SSO:
dev_w7-A Returncodes codes db_time 0 0 0
dev_w7-A Local time adjusted (0 sec).
dev_w7-N
dev_w7-N Wed Jul 22 07:59:15 2015
dev_w7:N *** ERROR => SncPEstablishContext()==SNCERR_GSSAPI [sncxxall.c 3563]
dev_w7-N GSS-API(maj): No credentials were supplied, or the credentials were unavailable or inaccessible
dev_w7-N Unable to establish the security context
dev_w7:N <<- SncProcessInput()==SNCERR_GSSAPI
dev_w7:M *** ERROR => ThSncIn: SncProcessInput (SNCERR_GSSAPI) [thxxsnc.c 1035]
dev_w7-M {root-id=005056A407E61EE58C86D914D8460784}_{conn-id=00000000000000000000000000000000}_0
dev_w7-
dev_w7-M *** ERROR => ThSncIn: SncProcessInput [thxxsnc.c 1040]
dev_w7-M {root-id=005056A407E61EE58C86D914D8460784}_{conn-id=00000000000000000000000000000000}_0
- I see a log entry like this:
N Tue Dec 29 10:18:02 2015
N *** ERROR => SncPEstablishContext()==SNCERR_GSSAPI [/bas/742_REL/sr 3364]
N GSS-API(maj): No credentials were supplied, or the credentials were unavailable or inaccessible
N Unable to establish the security context
N <<- SncProcessInput()==SNCERR_GSSAPI
M *** ERROR => ThSncIn: SncProcessInput (SNCERR_GSSAPI) for T28_U212_M0 failed [thxxsnc.c 1158]
M {root-id=005056A46CF91ED5ABC1A16F2B952A2A}_{conn-id=00000000000000000000000000000000}_0
M *** ERROR => ThSncIn: SncProcessInput for T28_U212_M0 [thxxsnc.c 1163]
M in_ThErrHandle: 1
M *** ERROR => ThSncIn: SncProcessInput (step TH_WORK_SYNC, thRc ERROR-SNC-OTHER ERROR IN SNC LAYER, action RELEASE_WP, level 1) [thxxhead.c 2393]
M ThIErrHandle: set thRc ERROR-SNC-OTHER ERROR IN SNC LAYER for T28_U212_M0
Environment
- Red Hat Enterprise Linux (RHEL) 6 and 7
- SAP NetWeaver SSO with kerberos
- SingleSignOn (SSO)
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