Project: talenddataquality
Issue TDQ-11312: change dbconnection name get error dialog when editor is open by double click task, also for analysis Unknown Label issue 
1. create a dbconnection, close its editor. 2. right click on the connection, select "Add task ..." to add a task. 3. in the task view double click the added the task, then the dbconnection editor open. at the same time get error in error log--issue 1. 4. change the connection name, save it. get error dialog popup --issue2. 5. create a column analysis , add task about the analysis. closet its editor. 6. double click the task about the analysis open analysis editor, save name, in the repository name change, but the editor label changed to "Unknown Label" close the editor get error in error log--issue 3 reopen it works.
Story points: 2