My Oracle Support Banner FMW Installation Fails at 0% During Copy Phase with "The classloader used by the current data handler object is not the same classloader or a parent classloader of the data handler object provided" (Doc ID 2434657.1)

Last updated on DECEMBER 18, 2023

Applies to:

Oracle Fusion Middleware - Version and later
Information in this document applies to any platform.


On : version, any FMW installation

When attempting to install Fusion Middleware products (such as Forms/Reports, OID, SOA, OHS, etc) after the FMW Infrastructure, the installation fails at 0% during the Copy Phase similar to the screen shot below:

This also happens when attempting to install an Fusion Middleware Infrastructure, expanded from WLS standalone.

The install<datetime>.log shows the following errors:

The issue can be reproduced with the following steps:

1. Install Infrastructure
2. Install OPatch version 13.9.4.x
3. Apply the latest WLS PSU
4. Install Fusion Middleware install (such as OID, Forms/Reports, OHS, etc) and it fails.


1. Install WLS Standalone
2. Install OPatch 13.9.4.x 
3. Install the latest WLS PSU
4. Install Infrastructure by expanding existing WLS standalone



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