This is caused by an application error or an Apple phone system error. Upgrade the mobile phone system to the latest, then turn it off and restart it, and then try to turn on the 178 movement. Secondly, delete 178 sports application data and cache. The reasons are as follows: 1, application version compatibility.

2. There are too many background programs running, resulting in insufficient memory. The advantage of Apple is its high speed and smooth system operation. But Apple's memory comes with its own limited capacity, especially when there are too many open programs. At this time, if there is too much memory in the background program, it will be insufficient.