Discovery

 Please run the ETCC report on Run FS and DB and share the output

  Patch 17537119: EBS 12.2 TECHNOLOGY CODELEVEL CHECKER (ETCC)

Please run the below reports on DB & Applications side and share the results

 E-Business Suite Applications Technology Stack Utility / Script To Check The Techstack Component Versions (Forms, Http Server, JDK, Framework, Database, etc) (Doc ID 601736.1)

Please share Demantra Patches 

select * from version_details_history order by 4 desc;

Pease share the output from Demantra Weblogic home

$ORACLE_HOME/OPatch/opatch lsinventory

$ORACLE_HOME/OPatch/opatch lspatches

$ORACLE_HOME/OPatch/opatch lsinventory | grep –i  applied