having the same crash on Crashlytics ,Any solution on this yet?

Hi Matt as you can see i done everything i just want to mention that NWMulticastGroup(for:[.hostPort(host: "239.255.255.250", port: 1900)] (SSDP) WORk and this issue is on : NWMulticastGroup(for:[.hostPort(host: "224.0.0.251", port: 5353)] (MDNS) also i want to mention that on simulator i get to prompt to allow communication and it working but on physical device , it not work the prompt not shows please help me to solve this :)