Data manager: delete

[jburel]

Reported via the Feedback mechanism
Version 3.0.1

java.lang.Exception: Abnormal termination due to an uncaught exception.
java.lang.IllegalArgumentException: No DataObject
	at org.openmicroscopy.shoola.agents.treeviewer.DataObjectRemover.<init>(DataObjectRemover.java:103)
	at org.openmicroscopy.shoola.agents.treeviewer.view.TreeViewerModel.fireDataObjectsDeletion(TreeViewerModel.java:441)
	at org.openmicroscopy.shoola.agents.treeviewer.view.TreeViewerComponent.removeObjects(TreeViewerComponent.java:521)
	at org.openmicroscopy.shoola.agents.treeviewer.cmd.DeleteCmd.execute(DeleteCmd.java:83)
	at org.openmicroscopy.shoola.agents.treeviewer.actions.DeleteAction.actionPerformed(DeleteAction.java:277)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1882)
	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2202)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)
	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)
	at javax.swing.AbstractButton.doClick(AbstractButton.java:334)
	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1051)
	at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1092)
	at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:231)
	at java.awt.Component.processMouseEvent(Component.java:5583)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3135)