private Field findField(Object from) {
    try {
      return ReflectionUtil.findField(from.getClass(), null, myFieldName);
    }
    catch (NoSuchFieldException e) {
      throw new RuntimeException(JavaDebuggerBundle.message("error.field.not.found.in.class", myFieldName, from.getClass().getName()));
    }
  }
private Field findField(Object from)