Hi there, Thanks for reaching out! For the in-game Fireteam Finder, please try restarting the game and clearing the download cache to resolve the problem: https://help.bungie.net/hc/en-us/articles/360049199051-Clearing-the-Console-Cache If you're on Steam, you can clear the cache by going to Steam>Settings>Downloads>Clear Download Cache. For the mobile app, we recommend you try clearing the cache on your device. This can be done on iOS systems by powering the device off and on again. If you continue experiencing this after clearing the cache, we recommend you refer to our Network Troubleshooting Guide to explore potential solutions to your problem: https://help.bungie.net/hc/en-us/articles/360049496531-Network-Troubleshooting-Guide