According to this thread, the solution is to check wether the path to Xcode contains a space. https://developer.apple.com/forums/thread/734638

Hello, i had the exact same issue on my machine with Xcode 14 beta 3 and beta 4. What worked for me was to change the order of the modifier This does not compile: WindowGroup { Text("Hello world") } .onChange(of: phase) { newPhase in // some changes } .backgroundTask(.appRefresh("appRefresh")) { // async work } This does compile: WindowGroup { Text("Hello world") } .backgroundTask(.appRefresh("appRefresh")) { // async work } .onChange(of: phase) { newPhase in // some changes } I hope this will help.

I have exatly the same issue as you. In addition to the MigrationDebug I also enabled SQLDebug. I receive the following log messages:CoreData: annotation: Completed persistent history metadata tables update CoreData: annotation: Beginning CloudKit metadata tables update CoreData: sql: UPDATE ANSCKRECORDMETADATA SET ZENTITYID = 4 WHERE ZENTITYID = 3 CoreData: annotation: Failed lightweight migration on connection CoreData: annotation: Rolling back formal transaction CoreData: sql: ROLLBACK CoreData: annotation: Disconnecting from sqlite database. CoreData: annotation: Disconnecting from sqlite database.I created a TSI for this issue and will you now if I have any news.