This hangs after 10 seconds

main.cpp

#include "Particle.h"

class UdpThing : LogHandler
{
    UDP Udp;

  public:
    UdpThing() {
        LogManager::instance()->addHandler(this);
    };

    void ready()
    {
        Udp.begin(9999);
    }
    
    void logMessage(const char *msg, LogLevel level, const char *category, const LogAttributes &attr)
    {
        Serial.printlnf("logger: %s", msg);
        if (millis() > 10000) {
            Udp.beginPacket({54, 173, 129, 125}, 4567);
            Udp.write("hey ");
            Udp.endPacket();   
        }
    }

};

SerialLogHandler serialLogHandler;

UdpThing udpThing;

void setup()
{
    udpThing.ready();
}

void loop()
{
    Log.info("%d ping", millis());
    delay(500);
}