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Error "ClassNotFoundException: oracle.forms.engine.Main" when Attempting to Run Forms 12c Using SSL and JRE 1.8 (Doc ID 2304631.1)

Last updated on MAY 16, 2023

Applies to:

Oracle Forms - Version and later
Oracle HTTP Server - Version and later
Oracle Forms for OCI - Version and later
Information in this document applies to any platform.


When running Forms 12c with SSL on clients with JRE 1.8 and Internet Explorer 11 browser, get an error.
"ClassNotFoundException : oracle.forms.engine.Main"

Forms will work if the Java Advanced Security Setting (in Java Control Panel) is amended such that both "Use TLS 1.1" and "Use TLS 1.2" are unchecked.


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