hello Guys i have received this email by apple
Guideline 2.1 - Performance - App Completeness
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 address the crash in your app, follow these steps:
- Fully symbolicate the crash report. See Adding Identifiable Symbol Names to a Crash Report for an explanation of the symbolication process.
- Match the crash report to a common pattern. Based on the pattern, take specific actions to further investigate the crash. See Identifying the Cause of Common Crashes.
- Test your app on a device to ensure that it now runs as expected.
- Once you’ve addressed the crash, create and submit a new build to the App Store for review.