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Using SHA2 Certificate After JDK 7 Upgrade - Forms / Reports Getting "java.lang.RuntimeException: Could not generate dummy secret" and " Parameters not supported" (Doc ID 2069120.1)

Last updated on AUGUST 01, 2023

Applies to:

Oracle Fusion Middleware - Version to [Release Oracle11g]
Oracle Reports Developer - Version to [Release 11g]
Oracle Forms - Version to [Release 11g]
Oracle WebLogic Server - Version 10.3.6 to 10.3.6
Information in this document applies to any platform.


After installed new SHA2 certificate on Oracle Weblogic Server, SSL communication to WLS is failing. In this case, the OHS installed WLS Proxy Plugin is sending the request to WLS where the original request is originating from Oracle Forms / Reports use of the JRE client:

JRE Client --> HTTPS --> OHS/mod_wl_ohs --> HTTPS --> WLS

OHS log trace : 




SSL communication between the OHS and the WLS should work with SHA2 certificates.


1) Upgraded JDK from 1.6 to 1.7
2) Installed new SHA2 certificate on WLS


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