Opatch Apply on Windows failed with CheckActiveFilesAndExecutables

While applying CPU Jan 2014 Patch on windows, opatch apply failed with error ‘CheckActiveFilesAndExecutables’

Following files are active :

D:\oracle\product\11.2.0\db_1\bin\oracommon11.dll
D:\oracle\product\11.2.0\db_1\bin\oraclient11.dll
D:\oracle\product\11.2.0\db_1\bin\orageneric11.dll
D:\oracle\product\11.2.0\db_1\bin\orapls11.dll
D:\oracle\product\11.2.0\db_1\bin\oran11.dll
D:\oracle\product\11.2.0\db_1\bin\oraxml11.dll
D:\oracle\product\11.2.0\db_1\bin\oci.dll
D:\oracle\product\11.2.0\db_1\bin\orahasgen11.dll
D:\oracle\product\11.2.0\db_1\bin\orahasgen11.dll
D:\oracle\product\11.2.0\db_1\bin\oraocr11.dll
D:\oracle\product\11.2.0\db_1\bin\oraocrb11.dll
D:\oracle\product\11.2.0\db_1\bin\oraocrutl11.dll
D:\oracle\product\11.2.0\db_1\bin\orannzsbb11.dll
D:\oracle\product\11.2.0\db_1\bin\orazt11.dll
D:\oracle\product\11.2.0\db_1\bin\oraasmclnt11.dll

Workaround:

1. Modify the Oracle services to Manual startup type.
2. Restart the server.
3. Rename the above .dll and try running opatch apply again.

Cheers !!!

Raheel Syed