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-rw-r--r--src/com/vaadin/demo/Calc.java1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/com/vaadin/demo/Calc.java b/src/com/vaadin/demo/Calc.java
index 3691434375..d2a0d3e25a 100644
--- a/src/com/vaadin/demo/Calc.java
+++ b/src/com/vaadin/demo/Calc.java
@@ -8,6 +8,7 @@ import com.vaadin.ui.Window;
// Calculator is created by extending Application-class. Application is
// deployed by adding ApplicationServlet to web.xml and this class as
// "application" parameter to the servlet.
+@SuppressWarnings("serial")
public class Calc extends com.vaadin.Application {
// Calculation data model is automatically stored in the user session