Xcode 12.2 debug iPhone 11 Pro iOS14.5 device, all variable is nil in breakpoint

Due to company restrictions,I cannot upgrade macos 11,so cannot use xcode12.5

add iOS 14.5 devicesupport into xcode12.2, everything is normal when debug on simulators, but debug on real iOS14.5 device, the all variable is nil in breakpoint,anyone know how to solve it, thanks for your help!

https://stackoverflow.com/questions/67444577/xcode-12-2-debug-iphone-11-pro-ios14-5-device-all-variable-is-nil-in-breakpoint May 08, 2021 at 02:05PM