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Dbexception: Empty Db Connect String. Could Not Create Db Connection Pool (Doc ID 551813.1)

Last updated on NOVEMBER 15, 2019

Applies to:

Oracle Application Server Single Sign-On - Version and later
HP-UX Itanium
***Checked for relevance on 07-NOV-2019***


After OAS 10g ( installation, OC4J_SECURITY does not start.

Error in the OC4J~OC4J_SECURITY log file:


08/01/08 12:55:39 Warning: Error reading transaction-log file (<ORACLE_HOME>/j2ee/OC4J_SECURITY/persistence/OC4J_SECURITY_default_island_1/transaction .state) for recovery: premature end of file
08/01/08 12:55:39 Forced or abrupt (crash etc) server shutdown detected, starting recovery process...
08/01/08 12:55:39 Recovery completed, 0 connections committed and 0 rolled back.
08/01/08 12:55:40 DAS servlet init enter
08/01/08 12:55:40 oiddas: Release Production Started
08/01/08 12:55:42 DAS servlet init exit
08/01/08 12:55:42 SSOLoginServlet.init: Starting up SSO server ...
08/01/08 12:55:42 Initilize NLS utility...
08/01/08 12:55:42 Reading SSO server policy....
08/01/08 12:55:42 SSO: Entered FilePolicyManager constructor ...
08/01/08 12:55:42 SSO: FilePolicyManager: done loading the <ORACLE_HOME>/sso/conf/ file
08/01/08 12:55:42 SSO: Leaving FilePolicyManager constructor ...
08/01/08 12:55:42 SSODebug: Done loading the debug file, <ORACLE_HOME>/sso/log/ssoServer.log
08/01/08 12:55:42 SSO: DB Error. Please make sure the database is available and restart SSO Server
08/01/08 12:55:42 Empty DB connect string. Could not create DB connection pool


During installation of OAS 10g ( on HP server, the OID configuration assistant failed; OUI was terminated unsuccessfully.

The OID config assistant was completed applying solution documented in:
    Note <<372107.1>> Unable To Start OID Processes on Unix - No oidldapd01.log

Installation process resumed using configToolCommands utility; which ended fine and OID started.

However, then OC4J_SECURITY would not start.


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