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Webgates Become Unresponsive Producing Error HTTP-500. Oblix_OBWebGate_AuthnAndAuthz Error Displayed on Apache Server Console and in WebGate oblog.log (Doc ID 749890.1)

Last updated on SEPTEMBER 04, 2018

Applies to:

COREid Access - Version: 10.1.4.2 and later   [Release: 10g and later ]
Information in this document applies to any platform.
***Checked for relevance on 29-May-2010***

Symptoms

Random outages of OAM-protected applications that have been upgraded to WebGate 10.1.4.2 are occurring.

HTTP-500 Internal Server error is displayed in the user's browser. The Apache server console and WebGate oblog.log show Oblix_OBWebGate_AuthnAndAuthz error message repeated, as shown in the example below.

[Mon Jun 23 10:24:39 2008] [error] [client 10.38.25.134] Oblix_OBWebGate_AuthnAndAuthz: Error: /oracle/product/oam/access/oblix/config/oblog_config_wg.xml - Unable to read log
configuration file., referer: https://appsite.oracle.com/protected/homepage
--- STATUS ---
--- ERROR ---
/export/build40/Oblix/10142hf/palantir/webgate2/src/web_gate.cpp:53: Error: /oracle/product/oam/access/oblix/config/oblog_config_wg.xml - Unable to read log configuration file.


Restarting the Apache WebGate resolves the issue until next occurrence.

The problem only reproduces when Apache is using worker MPM on a multi-CPU server.

Cause

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In this Document
  Symptoms
  Cause
  Solution
  References

Platforms: 1-914CU;

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