ORA-20000 WPG_SESSION API FAILED ERROR

(Doc ID 372956.1)

Last updated on MARCH 08, 2017

Applies to:

Oracle Application Server Single Sign-On - Version 9.0.4 to 10.1.2.0.2 [Release 10gR1 to 10gR2]
Information in this document applies to any platform.
This problem can occur on any platform.
***Checked for relevance on 01-Feb-2016***

Symptoms

AS10G 10.1.2.0.2 is installed in High Availability environment using MultiMaster Replication with Cluster Identity Management.

During the installation of IM nodes (e.g. SSO1 and SSO2), SSL was selected to use the Load Balancer with OHS in SSL mode.

After the installation, /pls/orasso website is giving the following error from the browser upon the login using orcladmin. 

 

"Service is Temporarily Unavailable".

 error_log file shows the following errors:

mod_plsql: LWUser: null, Cookie: ORA_UCM_VER=%2FMP%2F8mjd_r%2C_jw%3Emp_ajc%2Camk
MP%2F8khb%5Dp*%5Dhu%3Ckn%5D_ha*_kiMP%2F8pckmrcGnMP%2F8naikpaEl; ORA_UCM_INFO=3~0
0027147766664559172857816870092~Olfat~Aly~olfat.aly@oracle.com~USA~en~39~13~5~~1
; ORA_UCM_SRVC=3*OTN~1~0~//~null~*OPN~1~0~//~SE1%3ASE1%3ASE1%3ASE1%3ASE1%3ASE1%3
ASE1%3ASE1%3A~*EMP~1~0~/34/~null~*OLN~1~0~/21/~null~*GMO~1~0~//~null; oracle.uix
=0^^GMT-6:00; SSO_ID=v1.2~1~2192B3C248B6594DF7FBA438FD3A43A8FF945C51516F450CA1E4
381CA9DAF1ED66647D8E953FB1574CA9B51A5C01C15DCD88DB65BD344D6881D7E8D757056E7326EB
D746945DC10E6D7745DDC5E8259AB7F673CC2792F4E239F336241A5960DF0AE370C2D60311511C67
DAC83BF258FB25FD8DE76390BF66281ECAA465F74D9991F0BAE5FEDC9B876B6E15FC5019018BE817
5BBE3CA7FB1BE2431A6D83B81640E223578D2202C6F9E2249C9EEA19D3879DFD3AFAB29C8BC383F6
35E9BA289F03EBC459DCC7A5B3230DCE40DFA6F8F2328D2AC4523052B3B0855E01C6693CC9CAE391
DC094F7DCFA0C530453AC2018015E70401E5FB925495A32AAC89CD77563B; orasso=9.0.3+en-us s+AMERICA+15BC4E695EB76563E0440003BA15239C+6AAF8C127A43914FBFE457BBACE99A3AE1D 943C31C854B2FF4AB20E459E88197E99F5A04003ECBA36AF2C20D1285378F00BE58AFBB59E28499 519BA17A964517B1CB55BADF7677B002CF6E944D7AFE0E392A6E011ED474E
[Thu Jun 8 13:15:38 2006] [error] [client 138.1.156.211] [ecid: 90765914655,1]
mod_plsql: /pls/orasso/ORASSO.home HTTP-503 ORA-20000 Call to WPG_SESSION API Failed.

Changes

AS10G 10.1.2.0.2 is installed in High Availability environment using MultiMaster Replication with Cluster Identity Management.

During the installation of IM nodes (e.g. SSO1 and SSO2), SSL was selected to use the Load Balancer with OHS in SSL mode.

Cause

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