Running Forms From Forms Builder Shows Blank Page. Java Console Shows: java.lang.ClassNotFound:Exception

(Doc ID 392985.1)

Last updated on NOVEMBER 03, 2016

Applies to:

Oracle Forms - Version and later
Information in this document applies to any platform.
Checked relevance 27-May-2008
Checked for relevance on 15-Dec-2010
Checked for relevance on 26-Jun-2012
Checked for relevance on 02-Jan-2014


When running forms (test.fmx) from Forms Builder, browser displays blank page.
Java console shows the following error:
java.lang.ClassNotFoundException: class oracle.forms.engine.Main not found Connection failure with 407
at sun.plugin.protocol.jdk12.http.HttpURLConnection.getInputStream(Unknown Source)
java.lang.ClassNotFoundException: Connection failure with 407


Fresh Installation with no modifications done.


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