Error in Process orapwd.exe and unable to find error file opw.msb

I was trying to install Oracle 11g R2(64bit) on Windows 7 64 bit OS.
But While Creating Database using DBCA i got this error. Below is the screenshot.


Error in Process: %ORACLE_HOME%\server\bin\orapwd.exe
Unable to find error file %ORACLE_HOME%\RDBMS\opw<lang>.msb




Resolution:

Set proper Home and Path using cmd and launch the dbca.


 C:\Users\orahow>set ORACLE_HOME=C:\Oracle\app\oracle\product\11.2.0\dbhome_1
 C:\Users\orahow>set PATH=C:\Oracle\app\oracle\product\11.2.0\dbhome_1\server\bin:$PATH:.
  C:\Users\orahow> dbca