Oracle RAC patch upgrade and intermediate error prompt

Tail-f/var/log/messages/u01/app/Oracle/product/10.2.0/db_1/OPatch/opatch
/U01/app/oracle/product/10.2.0/crs_1/OPatch/opatch
ORA_CRS_HOME =/u01/app/oracle/product/10.2.0/crs_1
ORACLE_HOME =/u01/app/oracle/product/10.2.0/db_1 add CSS/u01/app/oracle/product/10.2.0/crs_1/bin/crsctl add css votedisk/u02/oradata/ orcl/CSSFile3-force
Custom/scripts/prerootpatch. sh-crshome/u01/app/oracle/product/10.2.0/crs_1-crSUSEr oracle
Custom/scripts/prepatch. sh-crshome/u01/app/oracle/product/10.2.0/crs_1
/U01/app/oracle/product/10.2.0/db_1/OPatch/opatch apply-local-oh/u01/app/oracle/product/10.2.0/crs_1/u01/app/oracle/ product/10.2.0/db_1/OPatch/opatch apply custom/server/4896338-local-oh/u01/app/oracle/product/10.2.0/db_1
[Oracle @ racdb4 4896338] $/u01/app/oracle/product/10.2.0/db_1/OPatch/opatch apply custom/server/4896338-local-oh/u01/app/oracle/ product/10.2.0/db_1
Invoking OPatch 10.2.0.4.9Oracle Interim Patch Installer version 10.2.0.4.9
Copyright (c) 2009, Oracle Corporation. All rights reserved.
Oracle Home:/u01/app/oracle/product/10.2.0/db_1
Central Inventory:/u01/app/oracle/oraInventory
From:/etc/oraInst. loc
OPatch version: 10.2.0.4.9
OUI version: 10.2.0.1.0
OUI location:/u01/app/oracle/product/10.2.0/db_1/oui
Log file location:/u01/app/oracle/product/10.2.0/db_1/export toollogs/opatch/opatch2010-01-14_17-32-49PM.logPatch history file: /u01/app/oracle/product/10.2.0/db_1/export toollogs/opatch/opatch_history.txtApplySession applying interim patch '000000' to oh'/u01/app/oracle/product/10.2.0/db_1' running prerequisite checks...
Prerequisite check "CheckPatchApplicableOnCurrentPlatform" failed.
The details are:
Patch (4896338) is not applicable on current platform.
Platform ID needed is: 226
Platform IDs supported by patch are: 46
ApplySession failed during prerequisite checks: Prerequisite check "CheckPatchApplicableOnCurrentPlatform" failed.
System intact, OPatch will not attempt to restore the systemOPatch failed with error code 74