SSO with kerberos for SAP NetWeaver fails

Solution Verified - Updated -

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)

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content