ios审核反馈Bug description: The app launched to a blank screen.

有没大神可以判断下是什么原因，苹果方并没有提示相关截图提示：
Guideline 2.1 - Performance - App Completeness
Issue Description

The app exhibited one or more bugs that would negatively impact users.

Bug description: The app launched to a blank screen.

Review device details:


• Device type: iPad Air (5th generation) and iPhone 13 mini
• OS version: iOS 18.6
  
  Next Steps
  
  Test the app on supported devices to identify and resolve bugs and stability issues before submitting for review.
  
  If the bug cannot be reproduced, try the following:
  
• For new apps, uninstall all previous versions of the app from a device, then install and follow the steps to reproduce.
• For app updates, install the new version as an update to the previous version, then follow the steps to reproduce.
  
  Resources
  
• For information about testing apps and preparing them for review, see Testing a Release Build.
• To learn about troubleshooting networking issues, see Networking Overview.