12c Install Error: The inventory pointer location /etc/oraInst.loc is either not readable or does not exist (Doc ID 1372628.1)

Last updated on MAY 21, 2015

Applies to:

Enterprise Manager Base Platform - Version: 12.1.0.1.0 and later   [Release: 12.1 and later ]
Enterprise Manager for Oracle Database - Version: 12.1.0.1.0 and later    [Release: 12.1 and later]
Information in this document applies to any platform.

Symptoms

During the installation of EM 12c the OUI fails after the compatibility check. 

The OUI GUI does not come up. 

The oraInstall.err file shows the following:


oracle.sysman.oii.oiii.OiiiInventoryDoesNotExistException: The inventory pointer location /etc/oraInst.loc is either not readable or does not exist
at oracle.sysman.oii.oiii.OiiiInstallAreaControl.initAreaControl(OiiiInstallAreaControl.java:1858)
at oracle.sysman.oii.oiic.OiicStandardInventorySession.initSession(OiicStandardInventorySession.java:292)
at oracle.sysman.oii.oiic.OiicStandardInventorySession.initSession(OiicStandardInventorySession.java:231)
at oracle.sysman.oii.oiic.OiicStandardInventorySession.initSession(OiicStandardInventorySession.java:180)
at oracle.sysman.install.oneclick.EMGCGetUpgradeableHomes.initInventorySession(EMGCGetUpgradeableHomes.java:411)
at oracle.sysman.install.oneclick.EMGCGetUpgradeableHomes.getHomes(EMGCGetUpgradeableHomes.java:117)
at oracle.sysman.install.oneclick.EMGCGetUpgradeableHomes.getInstance(EMGCGetUpgradeableHomes.java:107)
at oracle.sysman.install.oneclick.EMGCInstallSettingsDlg.m_createupgradeTblSCrollPane(EMGCInstallSettingsDlg.java:828)
at oracle.sysman.install.oneclick.EMGCInstallSettingsDlg.createMainPanel(EMGCInstallSettingsDlg.java:252)
at oracle.sysman.install.oneclick.EMGCInstallSettingsDlg.<init>(EMGCInstallSettingsDlg.java:165)
.........

Cause

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