}
if (last.getSchedule() == null) {
throw new AppEngineConfigException("no schedule for cronentry " + last.getUrl());
}
try {
GrocTimeSpecification parsedSchedule =
GrocTimeSpecification.create(last.schedule);
} catch (IllegalArgumentException iae) {
throw new AppEngineConfigException("schedule " + last.schedule + " failed to parse",
iae.getCause());
}