Let's perform some troubleshooting steps to get this issue sorted out so you'll be able to utilize the mobile app smoothly.
There are several steps to be performed when you encounter any performance issues in the app, like the missing mileage app and dashboard data. This process refreshes your data and fixes the most app-related problems.
Let's start with toggling your data connection on your device. If it's connected to Wifi, turn it off and use cellular data. However, if you're connected to cellular data, connect to Wifi.
If the problem continues, I recommend let's clear your app. There are two ways on how to do it, depending on your device.