Opatch Failed error code 73: OUI-67073: UtilSession failed: Prerequisite check "CheckActiveFilesAndExecutables"

Upgrade error from 11.2.0.2 to 11.2.0.4

Error Description:

Oracle SPU / CPU patch deployment using Opatch filed with following error message.

Following executables are active :

/u01/app/oracle/product/11.2.0.2/home/lib/libclntsh.so.11.1

 UtilSession failed: Prerequisite check "CheckActiveFilesAndExecutables" failed.

Log file location: /u01/app/oracle/product/11.2.0.2/home/cfgtoollogs/opatch/opatch2014-9-14_12-10-00PM.log

OPatch failed with error code 73

Cause: there are some files which are locked or some processes still running while applying patch . those should be avoided

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Full Error in log:

[Nov 22, 2014 2:10:20 PM]    Finish fuser command /sbin/fuser /u01/app/oracle/product/11.2.0.2/home/lib/libclntsh.so.11.1 at Fri Nov 22 14:10:20 CET 2014

[Nov 22, 2014 2:10:20 PM]    Following executables are active:

                             /u01/app/oracle/product/11.2.0.2/home/lib/libclntsh.so.11.1

[Nov 22, 2014 2:10:20 PM]    Prerequisite check "CheckActiveFilesAndExecutables" failed.

                             The details are:

                             Following executables are active:

                            /u01/app/oracle/product/11.2.0.2/home/lib/libclntsh.so.11.1

[Nov 22, 2014 2:10:20 PM]    OUI-67073:UtilSession failed: Prerequisite check "CheckActiveFilesAndExecutables" failed.

[Nov 22, 2014 2:10:20 PM]    Finishing UtilSession at Fri Nov 22 14:10:20 CET 2014

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Solution Description

This error is simple. Firstly make sure DB and listener are down . 

Solution 1:

some processes are still in running .to find out them try

ps -ef|grep db_name

then kill each process by  using   kill -9 1196 command

Solution 2:
check which process is locking this library file using below command and kill it

$ /sbin/fuser /u01/app/oracle/product/11.2.0.2/home/lib/libclntsh.so.11.1

/u01/app/oracle/product/11.2.0.2/home/lib/libclntsh.so.11.1:  1196m 2215m

 $ kill -9 1196

now run opatch apply


Cheers.....!!!!