Login to any user in R12. It is not showing any error on the screen, after login screen.

http://www.conacent.com


Problem -

Check the application.log is $LOG_HOME/ora/10.1.3/j2ee/oacore/oacore_default_group_1
javax.servlet.ServletException: Application: FND, Message Name: FND_NO_DATABASE_CONNECTION

Solution :- 

Login Fails Intermittently With: Application: Fnd, Message Name: oracle.apps.fnd.framework.OAException: Application: FND, Message Name: FND_NO_DATABASE_CONNECTION [ID 1298103.1]

12.1.3 CustomersApply and test patch 11832737


12.1.2 and 12.1.1 Customers
Apply and test patch 9908921