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From Rémy Maucherat <r...@apache.org>
Subject Re: AW: Tomcat 8.5 Nio2: java.lang.IllegalStateException: Failed to create Processor for negotiated protocol [""]
Date Wed, 27 Apr 2016 14:10:36 GMT
2016-04-27 15:59 GMT+02:00 Mark Thomas <markt@apache.org>:

> On 27 April 2016 14:20:37 BST, "Kreuser, Peter" <pkreuser@airplus.com>
> wrote:
>
> <snip/>
>
> >A first hint:
> >when I downloaded 8.5.1-dev from trunk the problem was gone - until I
> >saw that the installed TC Native Lib 1.2.5 was not used (SEVERE
> >incompatible).
> >Recompiled 1.2.6 and the problem came back.
> >
> >Strangely enough, the Exception pops up on Port 8443 that is plainly
> >JSSE...
> >
> >Starting debug now.
>
> That is expected.
>
> Pure JSSE doesn't support ALPN.
>
> APR or JSSE+OpenSSL is required which require the native library. If the
> native library is present, JSSE+OPENSSL is used in preference to pure JSSE .
>
> Although it works for me with my browser, maybe the native code returns ""
rather than null for the ALPN result in some cases (?). "" is never a good
protocol name, so it could be changed to null in the SSL engine.

Rémy

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