Forms Fail With "ClassNotFoundException: oracle.apps.fnd.formsClient.FormsLauncher.class" After Upgrade to R12

(Doc ID 1637829.1)

Last updated on SEPTEMBER 02, 2016

Applies to:

Oracle Applications Technology Stack - Version 12.0 and later
Information in this document applies to any platform.


Forms not launching after upgrade from 11i to R12.
The error is: ClassNotFoundException: oracle.apps.fnd.formsClient.FormsLauncher.class.

JRE 1.7.0_51-b32 is used with Internet Explorer 10 under Windows 7 client OS.


 Upgrade to R12, in particular JRE (Java Plug-in) upgrade.


Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms