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EM13c : Test Connection Fails Intermittently During ADB UI Discovery (Doc ID 2704404.1)

Last updated on AUGUST 25, 2020

Applies to:

Enterprise Manager for Oracle Database - Version and later
Information in this document applies to any platform.


In Enterprise Manager (EM) Cloud Control, trying to discover the Autonomous Database (ADB) intermittently fails.

Error stack observed from <EM_Instance_Home>/sysman/log/emoms.trc file:

ERROR db.discovery logp.251 - Exception in validateDbCreds()Target Name = <Target_Name> : Target Type = oracle_cloud_atp
java.sql.SQLException: Connection failure may be due to a slow network, or to the presence of an intervening firewall.
at oracle.sysman.db.discovery.testconn.TestConnectionHandler.getSQLException(Test
at oracle.sysman.db.discovery.testconn.TestConnectionHandler.getConnection(
at oracle.sysman.db.discovery.beans.mntrconfig.ATPMntrConfigBean.validateDbCreds(
at oracle.sysman.db.discovery.beans.mntrconfig.ATPMntrConfigBean.doNextValidation(
at oracle.sysman.db.discovery.ui.trainbean.mntrconfig.ATPMntrConfigTrainBean.doValidateBeforeNext(
at oracle.sysman.db.discovery.ui.trainbean.mntrconfig.ATPMntrConfigTrainBean.doNext(
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

Uecases where the error is seen:
1. User provides a wallet to discover autonomous database.
2. User keys in the wallet password and the db username and password.
3. User clicks Test connection for the first time.


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