Testsuite name: -
    Product(s) tested: Java 1.5.0 u51 b07
    OS/architecture: win x64 java x86

    Error log file (if present): -

    Reproducible: Always
    Reproducible on machine: work laptop
    Also reproducible on machine:

    Is it a Regression:* Yes
    [If Regression] Regression introduced in release/build: java 1.5.0 u51 b 04
    Test result on the last GAed release for this train: Pass/Fail (Explicitly mention release number)
    [if Fail] Test result on FCS: PASS on 1.5.0_45 fcs

    Is it a platform specific issue: Yes
    [If platform specific issue] Is it a new (previously unsupported) OS/browser/mode testing: No
    [If new configuration testing] Issue specific to execution mode or OS/browser version: without browser

    Test run log location: -
    Steps to reproduce:
1. install jre 1.5.0 u 51 b04 on windows x64
2. run JCP from Windows Control Panel or run javacpl.exe from jre home dir.
if you see message, "Could not find the main class. Program will exit." bug reproduced.