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Intermittent Login Failure - HTTP 502 Error Is Returned When Attempting To Login To Siebel Application (Doc ID 2734912.1)

Last updated on AUGUST 30, 2023

Applies to:

Siebel CRM - Version 17.0 [IP2017] and later
Information in this document applies to any platform.

Symptoms

When attempting to login to the Siebel application the following error is intermittently received:

HTTP 502 Proxy Error
The proxy server received an invalid response from an upstream server

The following call stack was obtained from a memory dump file for the object manager process handling the request, which suggested a hanging situation in wait for Cloud Gateway response.

Thread 18 - System ID 2056

ntdll_76f30000!NtWaitForSingleObject+c
KERNELBASE!WaitForSingleObjectEx+99
KERNELBASE!WaitForSingleObject+12
sslcshar!CCFEvent::Wait+17
sslcgtwyregistry!CSSRegistryConnect::Connect+176
sslcgtwyregistry!CSSRegistryConnectionMgr::Connect+e6
sslcgtwyregistry!CSSRegistryConnectionMgr::GetConnection+126
sslcgtwyregistry!CSSGatewayRegistry::Read+78
sssrvcdisc!SD_UpdateSvcPIDState_internal+21f
siebmtshmw+7281
siebmtshmw!GetSmiTaskAPI+9c1e
siebmtshmw!GetSmiTaskAPI+8137
siebmtshmw!SmiBeginTrace+5697
siebmtshmw!SmiCleanupDetTask+3483
sslcosd!OSDThreadPrivIsInit+273
sslcosd!OSDThreadPrivIsInit+30b
msvcr110!_beginthreadex+b4
msvcr110!_endthreadex+102
kernel32!BaseThreadInitThunk+24
ntdll_76f30000!__RtlUserThreadStart+2f
ntdll_76f30000!_RtlUserThreadStart+1b

Thread 11 - System ID 18940

ntdll_76f30000!NtWaitForAlertByThreadId+c
ntdll_76f30000!RtlpWaitOnAddressWithTimeout+33
ntdll_76f30000!RtlpWaitOnAddress+a5
ntdll_76f30000!RtlpWaitOnCriticalSection+aa
ntdll_76f30000!RtlpEnterCriticalSectionContended+d5
ntdll_76f30000!RtlEnterCriticalSection+45
sslcshar!CCFLock::Lock+16
sslcgtwyregistry!CSSRegistryConnectionMgr::GetConnection+58
sslcgtwyregistry!CSSGatewayRegistry::Exists+41
sssrvcdisc!SD_isPIDExistsInRegistry_internal+215
siebmtshmw+ad70
sslcosd!OSDThreadPrivIsInit+273
sslcosd!OSDThreadPrivIsInit+30b
msvcr110!_beginthreadex+b4
msvcr110!_endthreadex+102
kernel32!BaseThreadInitThunk+24
ntdll_76f30000!__RtlUserThreadStart+2f
ntdll_76f30000!_RtlUserThreadStart+1b

The above call stacks can be associated with OM tasks stuck in "Initializing" status.

The following error may be also found in AI/applicationcontainer/logs/UI.log file:

[ERROR] 2020-11-30 08:54:33.130 [https-openssl-nio-9001-exec-92] EAI - com.siebel.swsm.connmgr.AnonSessionStore:checkSession Unable to check JDB connection : The connection pool is empty and no connection could be created.(SBL-JCA-00310)

Changes

New installation 

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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