Error Description
OPATCH_JAVA_ERROR=OUI Version: 11.1.0.11.0 OPatch requires OUI 10.1 or earlier. OPATCH_JAVA_ERROR=OUI Version: 11.1.0.11.0 OPATCH_JAVA_ERROR=OUI Version: 11.1.0.11.0 OPatch requires OUI 10.1 or earlier. Cannot set up OUI inventory session.
Solution
1. ORACLE_HOME path not properly set.
2. Set the PATH to use OPatch from the $FMW_HOME/oracle_common: export ORACLE_HOME=$FMW_HOME/oracle/common
export PATH=$ORACLE_HOME/OPatch:$PATH
Environment:
1. Oracle E-Business Suite Release 12.2.0 upgrade to 12.2.6
2. Linux x86-64 Operating System