It addresses known issues in older OPatch versions to ensure patch integrity.
opatch rollback <patch_number>
Sometimes, Oracle supersedes older OPatch versions. If 13.9.4.2.5 is no longer listed, the latest version (e.g., 13.9.4.2.6 or 14.x) will be backward compatible. Always check the readme of the patch you intend to apply—it will tell you the minimum OPatch version required. opatch version 13.9.4.2.5 download
Comprehensive Guide: Downloading and Upgrading Oracle OPatch Version 13.9.4.2.5 It addresses known issues in older OPatch versions
Ensure the $ORACLE_HOME/jdk directory is intact and pointing to a supported version. Share public link the latest version (e.g.