src/java.base/share/classes/sun/net/www/ApplicationLaunchException.java

@@ -31,10 +31,11 @@
  *
  * @author      Sunita Mani
  */
 
 public class ApplicationLaunchException extends Exception {
+    @java.io.Serial
     private static final long serialVersionUID = -4782286141289536883L;
 
     public ApplicationLaunchException(String reason) {
         super(reason);
     }