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https://issues.apache.org/jira/browse/ISIS-683?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dan Haywood resolved ISIS-683.
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Resolution: Fixed
> In Wicket viewer, if delete objects from a standalone collection, then
> selecting again causes an exception.
> -----------------------------------------------------------------------------------------------------------
>
> Key: ISIS-683
> URL: https://issues.apache.org/jira/browse/ISIS-683
> Project: Isis
> Issue Type: Improvement
> Components: Viewer: Wicket
> Affects Versions: viewer-wicket-1.3.1
> Reporter: Dan Haywood
> Assignee: Dan Haywood
> Priority: Minor
> Fix For: viewer-wicket-1.4.0
>
>
> ... would seem to be due to the EntityCollectionModel being stale.
> To reproduce in Estatio:
> 1. create some invoices
> 2. list invoices
> 3. select all invoices (on current page)
> 4. bulk delete
> - the invoices are deleted
> 5. select all again
> - at this point, triggers exception (or it might be when do a further
> delete action).
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