EM 12c: Applying a Patch on 11.2 DB target from EM Console Fails with "Bad version number in .class file"

(Doc ID 2342811.1)

Last updated on DECEMBER 26, 2017

Applies to:

Enterprise Manager for Oracle Database - Version 12.1.0.5.0 and later
Information in this document applies to any platform.

Symptoms

Applying a patch on 11.2 DB targets from EM Console fails at pre-req step with the following error:

Performing check for CheckApplicable
Are all actions of the patch Applicable?
Check complete. The overall result of this check is: Not executed <<<<
Check complete: Not executed <<<<
Bad version number in .class file
Recommendation: Install missing components and fix/ignore non-applicable actions. Else contact Oracle support for correct patch.

Cause

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