Hi Raghu, You can clone the development instance from production instead of reinstalling apps. But u'll need to install ur OS first. See metalink note 230672.1 ----- Original Message ---- From: Apps DBA <dbaorapps@xxxxxxxxx> To: ora-apps-dba@xxxxxxxxxxxxx Sent: Sunday, October 8, 2006 5:38:54 AM Subject: Do i need to reinstall including linux & oracle apps, patches database.if my DEV server crashes? I have one doubt , I have installed oracle apps 11.5.9 production & development server both. If in case due to some problem if development server crashes.Do i need to reinstall including linux & oracle apps, patches database.? If i have oracle apps teir & datbase teir backup. How i can restore it on new machine?.Or can i take the production server back up & restore it on new server directly. What is the solution in these situation? Please advice. Thanks Raghu