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2464260 - Software Update Manager (SUM) Error in the step: MAIN_SWITCH/STARTSAP_TRANS due to SNC

Symptom

Software Update Manager (SUM) throws the below error in STARTSAP_TRANS (Logfile : <DIR_PUT>/log/SAPup.log)

CURRENTPHASE MAIN_SWITCH/STARTSAP_TRANS
...started at 20170421142418
...begin processing at 20170421142418
# Phase error status set: NO SYSTEM START
# Resource usage self: 0.1/ 0.5/0MB usr/sys/mem, children 0.3/ 0.9/0MB usr/sys/maxmem.
...finished at 20170421142431 with status FAILED.
# Error message set: 'Process /usr/sap/<SID>/DVEBMGS<XX>/exe/sapcontrol exited with 2, see '/usr/sap/<SID>/SUM/SUM/abap/log/SAPup.ECO' for details
System start failed
Earlier, validating the profile failed, see INSTANCE.OUT'
...begin dialog at 20170421142434


In the log <DIR_PUT>/log/SAPup.ECO it is seen that disp+work is GRAY:

EXECUTING /usr/sap/<SID>/DVEBMGSXX/exe/sapcontrol -format script -prot NI_HTTP -host <hostname>-nr XX -function GetProcessList

21.04.2017 14:24:31
GetProcessList
OK
0 name: msg_server
0 description: MessageServer
0 dispstatus: GREEN
0 textstatus: Running
0 starttime: 2017 04 21 14:22:06
0 elapsedtime: 0:02:25
0 pid: 14221352
1 name: enserver
1 description: EnqueueServer
1 dispstatus: GREEN
1 textstatus: Running
1 starttime: 2017 04 21 14:22:06
1 elapsedtime: 0:02:25
1 pid: 22675594
2 name: disp+work
2 description: Dispatcher
2 dispstatus: GRAY
2 textstatus: Stopped
2 starttime:
2 elapsedtime:
2 pid: 14811314

In the work process logs, the below SNC error is noticed (Logfile: /usr/sap/<SID>/DVEBMGSXX/work/dev_w*)

N *** ERROR => SncPAcquireCred()==SNCERR_GSSAPI [sncxxall.c 1465]
N GSS-API(maj): No credentials were supplied
N Could't acquire ACCEPTING credentials for
N
N name="p:CN=QASSNC"
N FATAL SNCERR -- Accepting Credentials: "sapsso" (0x0003) not available!
N (debug hint: default acceptor = "p:CN=DummyCredential")
N <<- SncInit()==SNCERR_GSSAPI
N sec_avail = "false"
M ***LOG R19=> ThSncInit, SncInitU ( SNC-000004) [thxxsnc.c 240]
M *** ERROR => ThSncInit: SncInitU (SNCERR_GSSAPI) [thxxsnc.c 242]
M in_ThErrHandle: 1
M *** ERROR => SncInitU (step 1, th_errno 44, action 3, level 1) [thxxhead.c 11698]


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Environment

Upgrade of NW ABAP with SUM

Keywords

snc/enable, STARTSAP_TRANS, SncInitU , SNCERR_GSSAPI, SNCERR, "No credentials were supplied"  , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem

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