Le 2012-03-12 à 23:29, Chuck Hill a écrit :
> Hi Rich,
>
> On 2012-03-12, at 8:09 PM, Rich wrote:
>
>> Hi,
>>
>> This is my first post to this list, so apologies if my protocol is not
>> correct, or I miss something.
>
> Not much of a worry about that around here, we don't bite. This is not your
> average place on the Internet.
>
>
>> I've been pulling my hair out for nearly a week now as I can't get my WO
>> application running on my Linux server.
>
> Deployment is almost always a source of frustration and anguish. You are not
> alone.
>
>
>> I am a Noobie to WebObjects (1st project), and developed a back end
>> web-service for an iPhone / iPad application prototype project I was
>> contracted to do.
>> The project is at the point of completion, and I've been trying to make the
>> WO application (Which runs just fine in Eclipse), work on the deployment
>> server so I can hand it over (The Linux machine is running in VMWare).
>>
>> So, I have followed (several times), the 'Setup' and 'Deployment'
>> instructions on http://wiki.wocommunity.org/display/WO/Deploying+on+Linux
>> and think that I have everything deployed OK (Application and frameworks).
>
> I will gently suggest that this is your first and root problem. Embedding
> the frameworks (all of them!) in the Application can avoid so very many
> headaches. And who likes a painful deployment?
+1 !
>
>> When I start up the WO application instance from the Java Monitor it seems
>> to launch OK - The application log seems to have no issues and states the
>> URL and "Waiting for requests...", it's just when I make a request (GET)
>> just using a browser, I don't get any response data - No error at all in the
>> browser, just an empty / blank page - I know I should be getting some data
>> back as there's data to serve for the request.
>
> You should be getting something back, even if just a short error message.
>
>
>> The WO application is a fairly simple and has been based upon the
>> ERRestRouteExample included with the ProjectWonder sources, but as I said I
>> know the application runs just fine if launched form Eclipse (with the
>> Eclipse http engine).
>>
>> I've got a suspicion it's something in my Apache setup, but I can't for the
>> life of me think / see what it is - I'm not even use I need Apache as I
>> don't need to serve any HTTP pages, just JSON response data (Please correct
>> me if I'm wrong)
>
> It is not your Apache config. For a small site you don't strictly need
> Apache. But when you get larger and want to run multiple instances of your
> application to scale up, then you want Apache (or something that helps to
> distribute the load, Apache is probably the easy, cheap option here).
>
>> I know requests are getting through to the Linux server (checked with
>> tcpdump), and I can see the request in the WO application log with the
>> following error, which I can't see to find anywhere on the net.
>>
>>> [2012-3-13 2:40:43 GMT+00:00] <WorkerThread14>
>>> java.lang.InstantiationError: <jaboo.proto.websvc.Application>: Unable to
>>> create ERXWOContext54
>
> I think that means (and yeah, it is freaking obscure) that the version of
> Wonder that is on your dev machine is much older than what is on the server.
> Check the size/date of ERExtensions.framework/Resources/Java/erextensions.jar
>
>
>
> Also check your app for code like:
>
> setContextClassName("ERXWOContext54");
>
>
> Chuck
>
>
>
>>> at
>>> com.webobjects.appserver.WOApplication.createContextForRequest(WOApplication.java:2039)
>>> at
>>> er.extensions.appserver.ERXApplication.createContextForRequest(ERXApplication.java:2083)
>>> at
>>> er.extensions.appserver.ERXApplication.handleActionRequestError(ERXApplication.java:1735)
>>> at
>>> com.webobjects.appserver._private.WOActionRequestHandler._handleRequest(WOActionRequestHandler.java:245)
>>> at
>>> com.webobjects.appserver._private.WOActionRequestHandler.handleRequest(WOActionRequestHandler.java:158)
>>> at
>>> er.extensions.appserver.ERXDirectActionRequestHandler.handleRequest(ERXDirectActionRequestHandler.java:126)
>>> at
>>> com.webobjects.appserver.WOApplication.dispatchRequest(WOApplication.java:1687)
>>> at
>>> er.extensions.appserver.ERXApplication.dispatchRequestImmediately(ERXApplication.java:2021)
>>> at
>>> er.extensions.appserver.ERXApplication.dispatchRequest(ERXApplication.java:1986)
>>> at
>>> com.webobjects.appserver._private.WOWorkerThread.runOnce(WOWorkerThread.java:144)
>>> at
>>> com.webobjects.appserver._private.WOWorkerThread.run(WOWorkerThread.java:226)
>>> at java.lang.Thread.run(Thread.java:636)
>>>
>>> Mar 13 02:40:43 Jaboo[2002] WARN NSLog - <WOWorkerThread id=14
>>> socket=null> Workerthread exiting due to error, respawning with ID 10014...
>>> Exception in thread "WorkerThread14"
>>> com.webobjects.foundation.NSForwardException [java.lang.InstantiationError]
>>> <jaboo.proto.websvc.Application>: Unable to create
>>> ERXWOContext54:java.lang.InstantiationError:
>>> <jaboo.proto.websvc.Application>: Unable to create ERXWOContext54
>>
>> I've bypassed Apache and wotaskd and am just doing a DirectConnection (which
>> I've enabled) to the application
>>
>> I would really appreciate any help of guidance on how to troubleshoot
>> further.. as I'm about to lose what little hair I've got left - my time is
>> running out
>>
>> Warmest regards and a big hug to anyone who can help (please..)
>> Rich
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>
> --
> Chuck Hill Senior Consultant / VP Development
>
> Practical WebObjects - for developers who want to increase their overall
> knowledge of WebObjects or who are trying to solve specific problems.
> http://www.global-village.net/gvc/practical_webobjects
>
>
>
>
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>
>
>
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