{"action":"opened","issue":{"url":"https://api.github.com/repos/xceedsoftware/wpftoolkit/issues/1144","repository_url":"https://api.github.com/repos/xceedsoftware/wpftoolkit","labels_url":"https://api.github.com/repos/xceedsoftware/wpftoolkit/issues/1144/labels{/name}","comments_url":"https://api.github.com/repos/xceedsoftware/wpftoolkit/issues/1144/comments","events_url":"https://api.github.com/repos/xceedsoftware/wpftoolkit/issues/1144/events","html_url":"https://github.com/xceedsoftware/wpftoolkit/issues/1144","id":242694438,"number":1144,"title":"Sort issues wit DataGridControl","user":{"login":"xceedsoftware","id":21266763,"avatar_url":"https://avatars3.githubusercontent.com/u/21266763?v=3","gravatar_id":"","url":"https://api.github.com/users/xceedsoftware","html_url":"https://github.com/xceedsoftware","followers_url":"https://api.github.com/users/xceedsoftware/followers","following_url":"https://api.github.com/users/xceedsoftware/following{/other_user}","gists_url":"https://api.github.com/users/xceedsoftware/gists{/gist_id}","starred_url":"https://api.github.com/users/xceedsoftware/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/xceedsoftware/subscriptions","organizations_url":"https://api.github.com/users/xceedsoftware/orgs","repos_url":"https://api.github.com/users/xceedsoftware/repos","events_url":"https://api.github.com/users/xceedsoftware/events{/privacy}","received_events_url":"https://api.github.com/users/xceedsoftware/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2017-07-13T13:06:01Z","updated_at":"2017-07-13T13:06:01Z","closed_at":null,"body":"<b>sandrog4[CodePlex]</b> <br />Hi all\r\nI found two issues related to DataGridCollectionView used as DataSrouce :\r\n\r\n\r\n\r\nOpen the sample application Click on the column header 'SubData' of exapmle 2 Drag the column header 'SubData' of example 2 to the group area crash, because there are DependencyProperty.UnsetValue and the ObjectComparer is not aware of that (see Example 3 with a provided workaround)\r\n\r\n\r\n\r\nOpen the sample application Click on the column header 'SubData' of example 2 or example 3 the items are not in the right order. the sort is not working if the DataSoruce is of type DataGridCollectionView. In example 1 with a ObservableCollection it works. (see Xceed.Wpf.DataGrid.ColumnSortCommand LineNumber 62)\r\n\r\n\r\nsee \r\nhttps://xceed.com/forums/topic/sort-issues-wit-datagridcontrol/\r\n"}}
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