Error “The process cannot access the file because it is being used by another process.” in OWB

Getting following error when try to start Oracle Warehouse Builder (OWB) service:

SQL> @start_service

Role set.

Not Available
Diagnostics:
service startup failure using command "D:\apps\oracle\11.1.0\owb\bin\win32\run_service.bat -manual 1 D:\apps\oracle\11.1.0 OWBSYS LOCALHOST 1521 BIDEV" reason
ORA-29532: Java call terminated by uncaught Java exception: java.io.IOExceptio
n: service early exit: code=0 : err=The process cannot access the file because it is being used by another process.
 : out=

PL/SQL procedure successfully completed.