OPATCHAUTO-72046: No Wallet Option Provided

Problem:

While applying latest PSU patch on oracle 12c RAC database, execution of opatchauto apply command got below error.

$ORACLE_HOME/OPatch/opatchauto apply /patch/Jan2018/26635880 -oh /oracle/app/oracle/product/12.2.0.1/grid

OPatchauto session is initiated at Wed Nov 8 11:48:21 2018
OPATCHAUTO-72046: No wallet option provided.
OPATCHAUTO-72046: Wallet option is not provided which is required during patching.
OPATCHAUTO-72046: Please provide a wallet option.

Solution:

opatchauto command always needs to be executed by root user.
If you need to use any other user please grant sudo privilges to that user for the opatchauto command.

Please login with root and rerun the command.

$ORACLE_HOME/OPatch/opatchauto apply /patch/Jan2018/26635880 -oh /oracle/app/oracle/product/12.2.0.1/grid