Hi Cheong, I can't see anything suspicious. Do you use the display group in any other binding or in your java class? What's the full stack trace? You have a form on your page?
jw
Am 29.06.2010 um 18:36 schrieb Cheong Hee:
> Hi Johann
>
> Binding:
>
> Repetition3: WORepetition {
> item = user;
> list = logOnUserDisplayGroup.displayedObjects;
> index = sessionUserAdminWrapper.index;
> }
> ----
> {
> "WebObjects Release" = "WebObjects 5.0";
> encoding = "UTF-8";
> variables = {
> logOnUserDisplayGroup = {
> class = WODisplayGroup;
> dataSource = {
> class = EODatabaseDataSource;
> editingContext = "session.defaultEditingContext";
> fetchSpecification = {
> class = EOFetchSpecification;
> entityName = LogOnUser;
> isDeep = YES;
> prefetchingRelationshipKeyPaths = ();
> };
> };
> fetchesOnLoad = NO;
> formatForLikeQualifier = "%...@*";
> numberOfObjectsPerBatch = 20;
> selectsFirstObjectAfterFetch = NO;
> sortOrdering = ({class = EOSortOrdering; key = vName; selectorName =
> "compareAscending:"; });
> };
> };
>
> ----
>
> html:
> <webobject name = "Repetition3">
> <webobject name = "GenericContainer1">
> <td>
> <webobject name = "Conditional5"><webobject name = "Image3" /></webobject>
> <webobject name = "Conditional9"><webobject name = "Image4" /></webobject>
> </td>
> <td align = "LEFT" valign = "MIDDLE">
> <webobject name = "Hyperlink1"><webobject name = "String6" /></webobject>
> </td>
> <td align = "LEFT"><webobject name = "String3" /></td>
> <td align = "LEFT"><webobject name = "String7" /></td>
> <td align = "CENTER">
> <webobject name = "CheckBox3" />
> <webobject name = "Conditional6"><webobject name = "Image1" /></webobject>
> <webobject name = "Conditional7"><webobject name = "Image2" /></webobject>
> </td>
> <td><webobject name = "SubmitButton5" /></td>
> <td><webobject name = "SubmitButton7" /></td>
> </webobject>
> </webobject>
>
>
>
> I have cross-checked with other components that contain display groups. But
> no clue. The moment I added this display group into the component, the error
> will happen at appendToResponse.
>
> Thanks,
>
> Cheong Hee
> ps. It is late night and I may not be able to response with more info
> later...
> ----- Original Message -----
> From: Johann Werner
> To: Cheong Hee
> Cc: [email protected]
> Sent: Tuesday, June 29, 2010 6:52 PM
> Subject: Re: WODisplayGroup can't find displayObjects?
>
> Hi Cheong,
>
> the error says that you are trying to set a value for displayedObjects though
> this is not a settable value. Please post your bindings/html where you are
> using the display group so we can see what is exactly happening.
>
> jw
>
>
> Am 29.06.2010 um 12:31 schrieb Cheong Hee:
>
>> I spending hours on this matters but still could not figure out what has
>> been gone wrong. I have a repeatition that shows displayedObjects of a
>> display group. Checked wod, woo and coding and things looked normal.
>>
>> Anyone to help why WODisplayGroup complains about displayedObjects variable
>> not found? The following is the short error message :~
>>
>> [2010-6-29 18:11:30 SGT] <WorkerThread0>
>> <com.webobjects.foundation.NSKeyValueCoding$UnknownKeyException message
>> '<com.webobjects.appserver.WODisplayGroup 0x1694eca> takeValueForKey():
>> attempt to assign value to unknown key: 'displayedObjects'.
>>
>> This class does not have an instance variable of the name displayedObjects
>> or _displayedObjects, nor a method of the name setDisplayedObjects or
>> _setDisplayedObjects' object '<com.webobjects.appserver.WODisplayGroup
>> datasource=com.webobjects.eoaccess.eodatabasedatasou...@9c8c3f
>> delegate=Class: 'com.webobjects.appserver.WODisplayGroup$Delegate' Object:
>> <null> sortOrdering=( <class com.webobjects.eocontrol.EOSortOrdering(vName
>> compareAscending)> ) qualifier=null localKeys=null
>> insertedObjectDefaultValues={} numberOfObjectsPerBatch=20>' key
>> 'displayedObjects'>
>>
>> at
>> com.webobjects.foundation.NSKeyValueCoding$DefaultImplementation.handleTakeValueForUnboundKey(NSKeyValueCoding.java:1399)
>>
>> at
>> com.webobjects.appserver.WODisplayGroup.handleTakeValueForUnboundKey(WODisplayGroup.java:3136)
>>
>>
>>
>> Thanks for any pointer.
>>
>> Cheong Hee
>>
>
>
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