Index: /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/actions/CancelAction.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/actions/CancelAction.java	(revision 17554)
+++ /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/actions/CancelAction.java	(revision 17555)
@@ -16,4 +16,5 @@
 import org.openstreetmap.josm.tools.ImageProvider;
 import org.openstreetmap.josm.tools.InputMapUtils;
+import org.openstreetmap.josm.tools.Utils;
 
 /**
@@ -50,5 +51,5 @@
             if (ret == 0) { //Yes, save the changes
                 //copied from OKAction.run()
-                Config.getPref().put("relation.editor.generic.lastrole", tfRole.getText());
+                Config.getPref().put("relation.editor.generic.lastrole", Utils.strip(tfRole.getText()));
                 if (!applyChanges())
                     return;
Index: /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/actions/OKAction.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/actions/OKAction.java	(revision 17554)
+++ /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/actions/OKAction.java	(revision 17555)
@@ -8,4 +8,5 @@
 import org.openstreetmap.josm.spi.preferences.Config;
 import org.openstreetmap.josm.tools.ImageProvider;
+import org.openstreetmap.josm.tools.Utils;
 
 /**
@@ -29,5 +30,5 @@
     @Override
     public void actionPerformed(ActionEvent e) {
-        Config.getPref().put("relation.editor.generic.lastrole", tfRole.getText());
+        Config.getPref().put("relation.editor.generic.lastrole", Utils.strip(tfRole.getText()));
         editorAccess.getMemberTable().stopHighlighting();
         if (!applyChanges())
Index: /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/actions/SetRoleAction.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/actions/SetRoleAction.java	(revision 17554)
+++ /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/actions/SetRoleAction.java	(revision 17555)
@@ -15,4 +15,5 @@
 import org.openstreetmap.josm.gui.tagging.ac.AutoCompletingTextField;
 import org.openstreetmap.josm.tools.ImageProvider;
+import org.openstreetmap.josm.tools.Utils;
 
 /**
@@ -83,5 +84,5 @@
             return;
         }
-        editorAccess.getMemberTableModel().updateRole(editorAccess.getMemberTable().getSelectedRows(), tfRole.getText());
+        editorAccess.getMemberTableModel().updateRole(editorAccess.getMemberTable().getSelectedRows(), Utils.strip(tfRole.getText()));
     }