steps to reproduce:
1.Install latest 7u45 nightly
2. Launch jnlp application from http://sqeweb.us.oracle.com/deployment2/sheldon/webCases/UserDecisionOption/jnlp/Unsigned_printer_jnlpApp.jnlp
3. Accept unsigned security dialog.
4. Select "always allow.." option on the next "Security Warning" dialog and click OK.
5. Reopen the jnlp application
6. If after accept unsigned security dialog, the next "Security Warning" dialog is still there, bug is reproducible.
Note:
applet and jnlp applet is working fine.