OPatch : Rollback of Windows BP using OPatch 12.2.0.1.9 generates errors- ‘Malformed \uxxxx encoding.’

(Doc ID 2309919.1)

Last updated on NOVEMBER 27, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Microsoft Windows x64 (64-bit)

Symptoms

 Rollback of Windows BP using OPatch 12.2.0.1.9 generates the below errors

Rolling back patch 26499442…

RollbackSession rolling back interim patch ‘26499442’ from OH ‘C:\app\oracle\product\12.2.0.1\dbhome_1’

Restoring “C:\app\oracle\product\12.2.0.1\dbhome_1” to the state prior to running NRollback…
OPatch was able to restore your system. Look at log file and timestamp of each file to make sure your system is in the state prior to applying the patch.

NRollback restored the home. Please check your ORACLE_HOME to make sure:
– files are restored properly.
– binaries are re-linked correctly.
(use restore.[sh,bat] and make.txt (Unix only) as a reference. They are located under
“C:\app\oracle\product\12.2.0.1\dbhome_1\.patch_storage\NRollback\2017-09-08_10-50-16AM”

UtilSession failed: RollbackSession failed in system modification phase… ‘Malformed \uxxxx encoding.’
Log file location: C:\app\oracle\product\12.2.0.1\dbhome_1\cfgtoollogs\opatch\opatch2017-09-08_10-50-16AM_1.log

OPatch failed with error code = 73

  

 

Cause

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