ODI BP 188.8.131.52.200828 has been released as Patch 31742377.
It is available for application on top of On Premise 184.108.40.206.0.
Ensure OPatch is at correct current version and that a complete full backup is performed prior to application.
Follow the Readme carefully along with the BP 220.127.116.11.200828 section in Knowledge Document 2550568.1.
For additional information about Oracle Data Integrator and/or related patches, please visit the following resources:
Knowledge Document 456313.1 Master Note for Oracle Data Integrator (ODI) and Legacy Sunopsis, Releases and Patches
Knowledge Document 31742377.8 Bug 31742377 - ODI Bundle Patch 18.104.22.168.200828
Knowledge Document 2550568.1 Bundle Patches on Top of ODI 22.214.171.124.0
Knowledge Document 2081103.1 List of Patches Available for ODI 126.96.36.199.0 - 188.8.131.52.x