Oracle 12c Patch (20299023) Apply (Error when check prereq)

Hallo,

I'm getting the following error when trying to check the prerequest check ! do u have a resolution what could be the reason !

[Jul 9, 2015 5:52:26 AM]     PREREQ session

[Jul 9, 2015 5:52:27 AM]     OPatch invoked as follows: 'prereq CheckConflictAgainstOHWithDetail -ph ./ -invPtrLoc /orabase/product/12.1.0/dbhome_1/oraInst.loc '

[Jul 9, 2015 5:52:27 AM]     OUI-67077:

Oracle Home       : /orabase/product/12.1.0/dbhome_1

Central Inventory : /inventory

from           : /orabase/product/12.1.0/dbhome_1/oraInst.loc

OPatch version    : 12.1.0.1.8

OUI version       : 12.1.0.2.0

OUI location      : /orabase/product/12.1.0/dbhome_1/oui

Log file location : /orabase/product/12.1.0/dbhome_1/cfgtoollogs/opatch/opatch2015-07-09_05-52-25AM_1.log

[Jul 9, 2015 5:52:27 AM]     Patch history file: /orabase/product/12.1.0/dbhome_1/cfgtoollogs/opatch/opatch_history.txt

[Jul 9, 2015 5:52:27 AM]     Invoking prereq "checkconflictagainstohwithdetail"