xcode: 11.3.1 ios:13.3. Am getting the same error. My developer account is actively subscribed. Worked the first build, i copied the folder and changed the bundle identifier. Then started this issue.
Code Block dyld: dyld cache load error: shared cache file open() failed dyld: Library not loaded: @rpath/FBLPromises.framework/FBLPromises Referenced from: /Users/mac/Library/Developer/CoreSimulator/Devices/67416226-A0FC-4381-8A0A-0380555122B8/data/Containers/Bundle/Application/69773C8A-A091-4FD3-8949-7B63FE907C37/Runner.app/Runner Reason: image not found
target 'Runner' do
useframeworks!
usemodular_headers!