All,

I issued the following command and my results follows:

\app\product\11.2.0.4\dbhome_1\Opatch> opatch lsinventory

Oracle Interim Patch Installer version 11.2.0.3.16

Copyright (c) 2017, Oracle Corporation.  All rights reserved.

Oracle Home                          :     \app\product\11.2.0.4\dbhome_1

Central Inventory                    :     C\Program Files\Oracle\Inventory

          from                              :    

OPatch version                       :    11.2.0.3.16

OUI version                             :    11.2.0.4.0

Log file location                       :    \app\product\11.2.0.4\dbhome_1\cfgtoollogs\opatch\opatch2017-10-24_05-29-08AM_1.log

Lsinventory Output file location     :    \app\product\11.2.0.4\dbhome_1\cfgtoollogs\opatch\opatch2017-10-24_05-29-08AM_1.txt

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Inventory load failed...  OPatch cannot load  inventory for the given Oracle Home.

LsInventorySession failed:  Unable to create patchObject

Possible causes are:

     ORACLE_HOME\inventory\oneoffs\22839608 is corrupted.  java.lang.NullPointerException