Xcode uses an apple pack of version 10.1, which can run normally above IOS system 10.0, but the mobile phone of system 9.3 crashed after it was installed and then plugged into the computer for joint debugging

Error reporting

dyld: Library not loaded: /System/Library/Frameworks/UserNotifications.framework/UserNotifications

  Referenced from: /var/containers/Bundle/Application/364B6879-6B9C-41B1-AD1F-A209373C4EFC/ShanShuiClient-mobile.app/ShanShuiClient-mobile

  Reason: image not found

there are no usernotifications.framework libraries in the lower version system

solution: select the item – > Build Phases-> Link binary with libraries find the library, click the small arrow next to require and select the optional option to complete