When using the Xcode 8+ and creating a new blank project, the following logs appear when running the application: 2016-06-13 16:33:34.406093 TestiOS10[8209:100611] bundleid: com.appc.TestiOS10, enable_level: 0, persist_level: 0, propagate_with_activity: 0 2016-06-13 16:33:34.406323 TestiOS10[8209:100607] Created DB, header sequence number = 248 2016-06-13 16:33:34.409564 TestiOS10[8209:100611] sub