'ClassNotFoundException: Oracle.forms.engine.Main' error while launching OC application

(Doc ID 2394406.1)

Last updated on MAY 03, 2018

Applies to:

Oracle Clinical - Version 5.0.0 and later
Information in this document applies to any platform.


Users are not able to get the OC login screen/java applet while launching Oracle Clinical forms application from IE browser.

When clicking 'Launch' button in IE browser in order to open the Java applet, a pop-up windows shows below error:



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