ios被拒绝，说app挂掉

最近一周，打的苹果包都被拒绝了，老说我的app crashed了，大家有遇到这个情况么，之前用TestFlight是可以的，现在TestFlight也用不了？急求帮助
We were unable to review your app as it crashed on launch. We have attached detailed crash logs to help troubleshoot this issue.

Next Steps

To resolve this issue, please revise your app and test it on a device to ensure it will launch without crashing.

Resources

For information on how to symbolicate and read a crash log, please review Tech Note TN2151 Understanding and Analyzing Application Crash Reports.