[Bug 55617] Can't use "delete" button to empty the trash

[bstqc_ostl]

Public bug reported:

1.Open "Applications-Office->Evolution" ,we get Evolution-mail window; 
2.Open  "Inbox", remove chosen message to "Trash" with "Delete" comand; 
3.Open  "Trash" remove chosen message ,failed.

** Affects: evolution (Ubuntu)
     Importance: Untriaged
         Status: Unconfirmed

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Can't use "delete" button to empty the trash 
https://launchpad.net/bugs/55617