fixed rendering.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@11205 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/node_monitors/AbstractNodeMonitorDescriptor.java

@@ -127,7 +127,7 @@ public abstract class AbstractNodeMonitorDescriptor<T> extends Descriptor<NodeMo
                         else
                             data.put(c,monitor(c));
                     } catch (IOException e) {
-                        LOGGER.log(Level.WARNING, "Failed to monitor "+c+" for "+getDisplayName(), e);
+                        LOGGER.log(Level.WARNING, "Failed to monitor "+c.getDisplayName()+" for "+getDisplayName(), e);
                     }
                 }