Re: Stupid person question about EOAdaptor and Class Cast Exception and error message

Hi,

there was a problem a while ago introduced by an undocumented change  
in WO 5.3.2. It was fixed in Wonder in August last year.

Try running with a more recent Wonder. You can get nightly builds  
from here:

http://webobjects.mdimension.com/wonder/

Timo


Am 15.03.2007 um 10:36 schrieb Jerry W. Walker:

> Hi, Tony,
>
> I don't have a good answer for you, I'm a newbie to Project Wonder  
> yet myself. However, if you still haven't received a useful answer  
> from anyone else, you might try posting this problem on the Project  
> Wonder mailing list where the PW gurus hang out.
>
>      [email protected]
>
> You can subscribe to the list here:
>
>      https://lists.sourceforge.net/lists/listinfo/wonder-disc
>
> Regards,
> Jerry
>
> On Mar 9, 2007, at 11:35 AM, Tony Hoffman wrote:
>
>> I have just installed the EXExtensions, ERJars, and ERJavaMail  
>> frameworks to resolve an e-mail problem. E-mail now works. So far  
>> so good. But  now I'm getting an error on a save where previously  
>> things had run smoothly. My chief problem is that I don't know how  
>> to read the log to locate where my class cast exception is.
>>
>> Does anyone know where this is directing me to look in my java  
>> files, WebObjects Builder files or EOModel?
>>
>>
>> 53771 WARN  [WorkerThread0] (er.extensions.ERXNSLogLog4jBridge,  
>> appendln, 41) -
>> <com.webobjects.appserver._private.WOComponentRequestHandler>:  
>> Exception occurred while handling request:
>> java.lang.ClassCastException
>>
>> [2007-03-09 11:30:51 EST] <WorkerThread0>  
>> java.lang.ClassCastException
>> 	at er.extensions.ERXValidationFactory.convertException 
>> (ERXValidationFactory.java:295)
>> 	at er.extensions.ERXEntityClassDescription.validateValueForKey 
>> (ERXEntityClassDescription.java:770)
>> 	at com.webobjects.eocontrol.EOCustomObject.validateValueForKey 
>> (EOCustomObject.java:1339)
>> 	at com.webobjects.foundation.NSValidation 
>> $Utility.validateValueForKey(NSValidation.java:526)
>> 	at com.webobjects.foundation.NSValidation 
>> $DefaultImplementation.validateTakeValueForKeyPath 
>> (NSValidation.java:729)
>> 	at  
>> com.webobjects.eocontrol.EOCustomObject.validateTakeValueForKeyPath 
>> (EOCustomObject.java:1363)
>> 	at com.webobjects.foundation.NSValidation 
>> $Utility.validateTakeValueForKeyPath(NSValidation.java:551)
>> 	at com.webobjects.foundation.NSValidation 
>> $DefaultImplementation.validateTakeValueForKeyPath 
>> (NSValidation.java:741)
>> 	at com.webobjects.foundation.NSValidation 
>> $Utility.validateTakeValueForKeyPath(NSValidation.java:553)
>> 	at com.webobjects.foundation.NSValidation 
>> $DefaultImplementation.validateTakeValueForKeyPath 
>> (NSValidation.java:741)
>> 	at  
>> com.webobjects.appserver.WOComponent.validateTakeValueForKeyPath 
>> (WOComponent.java:1273)
>> 	at  
>> com.webobjects.appserver._private.WOKeyValueAssociation.setValue 
>> (WOKeyValueAssociation.java:71)
>> 	at  
>> com.webobjects.appserver._private.WOTextField.takeValuesFromRequest 
>> (WOTextField.java:81)
>> 	at  
>> com.webobjects.appserver._private.WODynamicGroup.takeChildrenValuesFr 
>> omRequest(WODynamicGroup.java:81)
>> 	at  
>> com.webobjects.appserver._private.WODynamicGroup.takeValuesFromReques 
>> t(WODynamicGroup.java:89)
>> 	at com.webobjects.appserver._private.WOForm.takeValuesFromRequest 
>> (WOForm.java:70)
>> 	at  
>> com.webobjects.appserver._private.WODynamicGroup.takeChildrenValuesFr 
>> omRequest(WODynamicGroup.java:81)
>> 	at  
>> com.webobjects.appserver._private.WODynamicGroup.takeValuesFromReques 
>> t(WODynamicGroup.java:89)
>> 	at  
>> com.webobjects.appserver._private.WOConditional.takeValuesFromRequest 
>> (WOConditional.java:41)
>> 	at  
>> com.webobjects.appserver._private.WODynamicGroup.takeChildrenValuesFr 
>> omRequest(WODynamicGroup.java:81)
>> 	at  
>> com.webobjects.appserver._private.WODynamicGroup.takeValuesFromReques 
>> t(WODynamicGroup.java:89)
>> 	at com.webobjects.appserver.WOComponent.takeValuesFromRequest 
>> (WOComponent.java:914)
>> 	at com.webobjects.appserver.WOSession.takeValuesFromRequest 
>> (WOSession.java:1139)
>> 	at com.webobjects.appserver.WOApplication.takeValuesFromRequest 
>> (WOApplication.java:1350)
>> 	at  
>> com.webobjects.appserver._private.WOComponentRequestHandler._dispatch 
>> WithPreparedPage(WOComponentRequestHandler.java:189)
>> 	at  
>> com.webobjects.appserver._private.WOComponentRequestHandler._dispatch 
>> WithPreparedSession(WOComponentRequestHandler.java:287)
>> 	at  
>> com.webobjects.appserver._private.WOComponentRequestHandler._dispatch 
>> WithPreparedApplication(WOComponentRequestHandler.java:322)
>> 	at  
>> com.webobjects.appserver._private.WOComponentRequestHandler._handleRe 
>> quest(WOComponentRequestHandler.java:358)
>> 	at  
>> com.webobjects.appserver._private.WOComponentRequestHandler.handleReq 
>> uest(WOComponentRequestHandler.java:432)
>> 	at com.webobjects.appserver.WOApplication.dispatchRequest 
>> (WOApplication.java:1306)
>> 	at com.webobjects.appserver._private.WOWorkerThread.runOnce 
>> (WOWorkerThread.java:173)
>> 	at com.webobjects.appserver._private.WOWorkerThread.run 
>> (WOWorkerThread.java:254)
>> 	at java.lang.Thread.run(Thread.java:552)
>>
>>
>>
>>
>> Tony Hoffman
>> Dog Eat Dog Advertising, Inc.
>> 67 West Chippewa Street, Suite 100
>> Buffalo, New York 14202-2010
>> Phone: 716-856-0142 / Fax: 716-856-0176
>> www.superfetch.com
>>
>>
>> _______________________________________________
>> WebObjects-dev mailing list
>> [email protected]
>> http://www.omnigroup.com/mailman/listinfo/webobjects-dev
>
>
> --
> __ Jerry W. Walker,
>    WebObjects Developer/Instructor for High Performance Industrial  
> Strength Internet Enabled Systems
>
>     [email protected]
>     203 278-4085        office
>
>
>
> _______________________________________________
> WebObjects-dev mailing list
> [email protected]
> http://www.omnigroup.com/mailman/listinfo/webobjects-dev