final var noUuidCapability = members.stream()
.map(addressResolver::resolveSignalServiceAddress)
.filter(address -> !address.getUuid().isPresent())
- .map(SignalServiceAddress::getLegacyIdentifier)
+ .map(SignalServiceAddress::getNumber)
+ .map(Optional::get)
.collect(Collectors.toSet());
if (noUuidCapability.size() > 0) {
logger.warn("Cannot create a V2 group as some members don't have a UUID: {}",