Jdeveloper Studio Edition Version 12.2.1.4.0 - REST ADAPTER ERROR FIX

If you get rror while using REST adapter– SOA 12.2.1.4 JDeveloper Error: NoClassDefFoundError com/fasterxml/jackson/core/JsonFactory

The following steps needs to be performed –

Download Bundle Patch Patch 30482761: SOA 12.2.1.4 JDeveloper Error: NoClassDefFoundError com/fasterxml/jackson/core/JsonFactory from Oracle Support and Unzip to your local

1.                   Open cmd in admin mode and follow the instructions as below

a.                   cd C:\Oracle\Middleware\Oracle_Home\OPatch

b.                   C:\Oracle\Middleware\Oracle_Home\OPatch>

SET ORACLE_HOME=C:\Oracle\Middleware\Oracle_Home

c.                   C:\Oracle\Middleware\Oracle_Home\OPatch>

SET PATH=%PATH%;C:\Oracle\Middleware\Oracle_Home\OPatch

d.                   C:\Oracle\Middleware\Oracle_Home\OPatch>cd C:\Users\dhiresh.kavi\Downloads\30482761

e.                   C:\Users\dhiresh.kavi\Downloads\30482761>opatch apply

[Oracle Interim Patch Installer version 13.9.4.2.1

Copyright (c) 2020, Oracle Corporation.  All rights reserved.

Oracle Home       : C:\Oracle\Middleware\Oracle_Home

Central Inventory : C:\Program Files\Oracle\Inventory

   from           :

OPatch version    : 13.9.4.2.1

OUI version       : 13.9.4.0.0

Log file location : C:\Oracle\Middleware\Oracle_Home\cfgtoollogs\opatch\opatch2020-03-29_00-50-26AM_1.log

OPatch detects the Middleware Home as "C:\Oracle\Middleware\Oracle_Home"

Verifying environment and performing prerequisite checks...

OPatch continues with these patches:   30482761

Do you want to proceed? [y|n]

y

User Responded with: Y

All checks passed.

Please shutdown Oracle instances running out of this ORACLE_HOME on the local system.

(Oracle Home = 'C:\Oracle\Middleware\Oracle_Home')

Is the local system ready for patching? [y|n]

y

User Responded with: Y

Backing up files...

Applying interim patch '30482761' to OH 'C:\Oracle\Middleware\Oracle_Home'

Patching component oracle.soacommon.plugins, 12.2.1.4.0...

Patch 30482761 successfully applied.

Log file location: C:\Oracle\Middleware\Oracle_Home\cfgtoollogs\opatch\opatch2020-03-29_00-50-26AM_1.log

OPatch succeeded.]

     3.  cd C:\Oracle\Middleware\Oracle_Home\jdeveloper\jdev\bin --> run -jdev clean