FYI, the first two emails in this thread were accidentally sent to 
[email protected], so they may show up after this one or not at 
all. See below for details.
Thanks,
Greg

On May 26, 2010, at 8:24 PM, Greg Brown wrote:

> I should also mention that I ran the app first under J6u17 with caching 
> enabled, so it was in my cache when I upgraded to J6u20. On my other systems, 
> I had nothing in the cache before upgrading, so the first time the app was 
> downloaded was under J6u20.
> G
> 
> On May 26, 2010, at 8:21 PM, Greg Brown wrote:
> 
>> FWIW, I just updated my wife's machine to J6u20 from J6u17. At first, the 
>> Stock Tracker app ran fine. However, once I cleared my cache of downloaded 
>> applets and applications, it failed to launch with the same error.
>> 
>> Sandro, you may want to try clearing your Java cache - this may allow you to 
>> reproduce the problem.
>> 
>> 
>> On May 26, 2010, at 8:00 PM, Greg Brown wrote:
>> 
>>> Hi all,
>>> 
>>> I logged this issue the other day after discovering that I could not launch 
>>> any signed Pivot demos via JNLP using J6u20 in either Windows XP or Mac OS 
>>> X:
>>> 
>>> https://issues.apache.org/jira/browse/PIVOT-500
>>> 
>>> Sandro reports that he hasn't had any trouble running the apps, so I am 
>>> wondering if it is something specific to my system. If you have J6u20 
>>> installed and have a moment, please try to run the JNLP demos and let me 
>>> know what happens. You don't actually need to build and deploy Pivot 1.5 - 
>>> you can just click on the Stock Tracker "Web Start" link on this page:
>>> 
>>> http://ixnay.biz/pivot-demos/
>>> 
>>> I get a NullPointerException in 
>>> java.util.jar.JarVerifier.mapSignersToCodeSource(). I suspect that this is 
>>> because we are using a self-signed cert, but I'm not sure.
>>> 
>>> Thanks for your help,
>>> Greg
>>> 
>> 
> 

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