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via Google Groups by Aleksandr Pchelintcev, 1 year ago
com.google.gwt.user.client.ui.Widget
java.lang.NoClassDefFoundError: com.google.gwt.user.client.ui.Widget	at java.lang.Class.getDeclaredConstructors0(Native Method)	at java.lang.Class.privateGetDeclaredConstructors(Class.java:2389)