try {
registered = m.areUsersRegistered(new HashSet<>(ns.getList("recipient")));
} catch (IOException e) {
- throw new IOErrorException("Unable to check if users are registered", e);
+ throw new IOErrorException("Unable to check if users are registered: "
+ + e.getMessage()
+ + " ("
+ + e.getClass().getSimpleName()
+ + ")", e);
}
// Output