1.Down Load from http://www.oracle.com/ ( Best is go to metalink and download the version suitable for your Oracle Application Release).
2.Go to Control Panel > System> System properties > Advance tab > Envirnoment Variables button > Define your JDev Home by means of defining Variable JDEV_USER_HOME and assign your Path like
3.Open/Create OAF Project ( you need to define workspace for OA(Oracle Application) and then a Project inside that.
4.Once Project is Created/open , Right click on the Project and Select Project Properties and
- Assign DBC File -Don't make any chnage in it unless instructed by DBA( or someone who has provided you this file)
- Enter Oracle Apps User Name/Password
- Enter Application Short Name /Responsibility Key.Please Note that User in the above Step should have access to Responsibility you are selecting in this Step