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From Kathey Marsden <kmarsdende...@sbcglobal.net>
Subject Re: Is it possible that DERBY-491 and DERBY-614 are related?
Date Fri, 09 Dec 2005 01:26:23 GMT
Bryan Pendleton wrote:

> I was looking through the open bugs and became interested
> in DERBY-491, because it seems on the surface like it
> might be related to DERBY-614.
> I tried reproducing DERBY-491, and I think I was successful,
> although the bug report for DERBY-491 isn't very detailed
> about the symptoms that I should expect to see. What I see is:
> org.apache.derby.client.am.DisconnectException: actual code point, -2
> does not match expected code point, 8709
>         at
> org.apache.derby.client.net.Reply.zThrowSyntaxError(Reply.java:1163)
>         at
> org.apache.derby.client.net.Reply.parseLengthAndMatchCodePoint(Reply.java:1063)
> ...
> Next, I tried running the test case for DERBY-491, using a
> server which contains my proposed patch for DERBY-614.
> Interestingly, the behavior changes. Instead of getting
> the client-side exception, I instead get a "hang".
> I notice that DERBY-491, DERBY-492 (which describes a "hang"),
> and DERBY-170 are all marked as inter-related.
> I guess what I'm wondering is: is it possible that DERBY-614
> is related to these problems as well, and, furthermore, what
> did I do in my proposed changes for DERBY-614 which is causing
> DERBY-491 to change from an exception into a hang?
> It seems like it ought to be a clue, but I'm not sure what it means.
> It would be bad if my DERBY-614 changes made the behavior of
> DERBY-491 worse, but I'm not sure that they did: it was broken
> before, and it's broken (differently) now.
> This is kind of a fishing expedition, but could somebody who is
> more familiar with DERBY-491 and DERBY-492 have a think about this
> and tell me why you think my DERBY-614 changes seemed to impact this
> area?

Hi Bryan,  This issues are related to DSS chaining which is something
separate than DERBY-614.
Army made a great  Wiki page on the subject.
Your 614 patch is now only three  items away  on my list.  I will get
there and soon. Thanks for your patience.


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