Sorry I wasn't clear on the add/setWidget comment.
http://gwt-code-reviews.appspot.com/438801/diff/1/5 File /user/src/com/google/gwt/logging/client/BasicLoggingPopup.java (right): http://gwt-code-reviews.appspot.com/438801/diff/1/5#newcode55 /user/src/com/google/gwt/logging/client/BasicLoggingPopup.java:55: public void add(Widget w) { Here you've overridden add(Widget) but not setWidget(Widget). It could look something like this: public void setWidget(Widget w) { v.clear(); v.add(w); } http://gwt-code-reviews.appspot.com/438801/show -- http://groups.google.com/group/Google-Web-Toolkit-Contributors
