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Formslauncher.Class Not Found When Failing Over Using DNS Round Robin Load Balancing (Doc ID 604040.1)

Last updated on APRIL 04, 2025

Applies to:

Oracle E-Business Suite Technology Stack - Version 12.0.4 to 12.1.3 [Release 12.0 to 12.1]
Information in this document applies to any platform.

Symptoms

Using Load Balancing (DNS round robin) on the Application tiers (both tiers are running forms).

When one of the Application tier is shut down, the following error occurs in your environment:

load: class oracle/apps/fnd/formsClient/FormsLauncher.class not found.
java.lang.ClassNotFoundException: oracle.apps.fnd.formsClient.FormsLauncher.class
at sun.applet.AppletClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.applet.AppletClassLoader.loadClass(Unknown Source)


Customer is evaluating fault tolerance in the E-Business suite environment and need to ensure failover is completed successfully.

Cause

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In this Document
Symptoms
Cause
Solution
References

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