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ClassNotFoundException When Trying To Access Default Form For a New 12c Forms Install (Doc ID 2358368.1)

Last updated on FEBRUARY 14, 2023

Applies to:

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


Test Form and a simple test applet fail with the following error when run from a new install of Oracle Forms 12c ( on UNIX.
JRE 1.8.0_151 installed on desktop.


OR the following error: C:\Program Files\Java\Cache\#.#\##\filename.lap (Access is denied)

An existing install of Oracle Forms 12c ( on a different UNIX server works from same desktop.

1. Run the URL:
http://host:port/forms/frmservlet fails with documented error.
2. Error occurs, but does not occur if a form is run from a different server.
3. The issue does not occur if the above URL is run from a different desktop.
4.  Issue occurred with the latest JRE installed.
5.  The issue did not occur if the form was run as an administrator.


 Testing a new Forms 12c install on a UNIX server.


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