Signed Application won't work under global policy file

Under global policy file, if the application is signed by a entity which is trusted by JCE1.2.1 . The application should run well without any key strength
restriction. But for this build "n", the signed application won't work,
instead, it throw the following exception:

Testing: blowfish/PCbc/NoPaDDing Key Size 448
java.lang.SecurityException: Unsupported keysize or algorithm parameters
        at javax.crypto.Cipher.init([DashoPro-V1.2-120198])
        at TestEnforceSignedAppBlowfish.runTest(TestEnforceSignedAppBlowfish.java:102)
        at TestEnforceSignedAppBlowfish.run(TestEnforceSignedAppBlowfish.java:61)
        at TestEnforceSignedAppBlowfish.main(TestEnforceSignedAppBlowfish.java:40)

Note:
This testing program is running well under previous build such as build "M" and build "L" .