Ich implementiere das BackgroundTasks Framework zum Aktualisieren der Daten. Aber ich habe das folgende Problem
Could not schedule refreshApp: Error Domain=BGTaskSchedulerErrorDomain Code=1 "(null)"
Could not schedule data featch: Error Domain=BGTaskSchedulerErrorDomain Code=1 "(null)"
2019-10-01 19:19:32.550320+0530 SOBackgroundTask[34131:1129470] Can't end BackgroundTask: no background task exists with identifier 3 (0x3), or it may have already been ended. Break in UIApplicationEndBackgroundTaskError() to debug.