Re: jdk16 to jdk17 frustration

so you try to start NM and it fails with NoClassDefFoundError? can you show full texts of how you actually start Node Manager and full content of its out files right from the start.

On Wed, Feb 10, 2016 at 2:01 AM, Herring, David <HerringD_at_dnb.com> wrote:

> Folks, I have an SR open w/ Oracle that appears to be going nowhere so I'm
> hoping that someone can at least lead me in a direction where I'll make
> progress. Here's the situation (all in the context of EM 12c):
>
> · We're having issues with our WL Admin console page and I opened
> an SR to resolve the problem.
>
> · I was told to upgrade JDK which should resolve the problem.
> Right now our various versions in the EM stack are:
>
> o OMS 12.1.0.5.160119
>
> o WebLogic 10.3.6.0.13
>
> o JDK 1.6.0_43
>
> · In trying to upgrade to JDK 1.7.0_95 I wanted to avoid a
> release-specific path. Right now JDK1.6 sits under $MW_HOME/jdk16/jdk. As
> part of the move to JDK1.7 I want to start using $MW_HOME/jdk, as I'm
> assuming in the future any JDK upgrades would be specific to FMW for EM.
>
> · I followed MOS docs 1309855.1 and 1616397.1 to make sure I
> covered everything necessary. As far as I can tell all that's involved is
> stopping processes, plopping the new release in a directory, updating key
> files to point to this new directory and start everything back up.
>
>
>
> When I start up the OMS I get the following:
>
>
>
> Node Manager Could Not Be Started
>
> Check Node Manager log file for details:
> .../NodeManager/emnodemanager/nodemanager.log
>
> Oracle Management Server is Down
>
> Exception in thread "main" java.lang.NoClassDefFoundError:
> oracle/jdbc/OraclePreparedStatement
>
>
>
> The nodemanager.log file isn't very helpful, giving me the following over
> and over:
>
>
>
> <Feb 9, 2016 6:58:59 AM> <WARNING> <I/O error while closing socket
> connection>
>
> java.net.SocketException: Connection reset
>
> ...
>
>
>
> Has anyone successfully upgraded the JDK and in the process moved
> $JAVA_HOME to a new location from the base install of EM? Does anyone know
> a way to get more information out of NM as to why he's failing?
>
>
>
> I'm sure someone is going to ask:
>
> · Why are you upgrading JDK? The whole EM stack is suppose to be
> a black box? Answer: I'd love to NOT upgrade JDK but it's per a request of
> Oracle to resolve a different issue.
>
> · Why place the new JDK under $MW_HOME? Why not keep it
> completely out of the EM software directories? Answer: I can see the point
> and to tell the truth I didn't think of that initially. Currently this is
> an EM-only host so JDK has no point other than with EM.
>
>
>
> Regards,
>
>
>
> Dave
>

-- 
Regards
Timur Akhmadeev

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